Column A
1.
bacteriophage:
bacteriophage
2.
capsid:
capsid
3.
lysogenic infection:
lysogenic infection
4.
lytic infection:
lytic infection
5.
prophage:
prophage
6.
retrovirus:
retrovirus
Column B
a.the type of infection in which a virus does not immediately start replicating itself but inserts a piece of DNA ino the host cell's genome which becomes activated at a later date
b.a type of infection in which a virus immediately starts replicating in the host cell
c.a virus that, upon infection of a host cell, makes a DNA copy of its RNA and inserts that piece of DNA into the cell's genome
d.the protein coat that surrounds a virus
e.a piece of virus DNA that becomes a part of a bacterium's genome- until activated to produce new bacteriophages
f.a virus that infects bacteria
Answers
The biological process by which a bacteriophage infects a bacterium, fusing its DNA with that of the host to prevent the host from being wiped off. Thus option 1.f 2.d 3.a 4.b 5.c 6.d is correct.
What is property of bacteriophage?The nucleic acid can be single-stranded or double-stranded and can either be DNA or RNA. Phage comes in three different structural configurations: a filamentous form, an icosahedral (20-sided) head with a tail, and an icosahedral head without a tail.
Bacteriophage infection of a bacterium, followed by the generation of additional phage particles and the lysis, or dissolution, of the cell.
Bacteriophage enzymes break down the bacterial cell wall by hydrolyzing its protein and carbohydrate constituents from the outside as well as the inside.
Therefore, 1.f 2.d 3.a 4.b 5.c 6.d is correct according to given option about bacteriophage.
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Answer:
Bacteriophage: a virus that infects bacteria
capsid: the protein coat that surrounds a virus
lysogenic infection: .the type of infection in which a virus does not immediately start replicating itself but inserts a piece of DNA into the host cell's genome which becomes activated at a later date
lytic infection: a type of infection in which a virus immediately starts replicating in the host cell
prophage: a piece of virus DNA that becomes a part of a bacterium's genome- until activated to produce new bacteriophages
Retrovirus: a virus that, upon infection of a host cell, makes a DNA copy of its RNA and inserts that piece of DNA into the cell's genome
Explanation:
Related Questions
Which label identifies the part of the ATP molecule that changes when energy is released in the cells of all living things? An A T P molecule. A points to 2 larger shapes. B points to a P. C points to the bonds between P and P. D points to the bond between a 5 sided shape and P. A B C D
Answers
Answer:
There is no label attached but the question can be answered based on general knowledge
C. points to the bonds between P and P
Explanation:
Adenosine triphosphate, commonly known as ATP, is the energy carrier molecule in living cells. ATP is structurally composed of Adenine molecule (a nitrogenous base), Ribose (pentose sugar) and three phosphate groups.
Energy in ATP is stored in the bonds that hold the phosphate groups together. This energy in ATP is released when the bond that holds the last phosphate group is broken leading to a release of energy and a phosphate group. This converts the ATP to ADP (adenosine diphosphate).
Hence, points to the bonds between P and P is the label that identifies the part of the ATP molecule that changes when energy is released in the cells of all living things.
Answer:
its c
Explanation:
in the histology study area, how can you obtain information about the image type, original magnification, tissue source, and the stain or procedure used to obtain the displayed histological image?
Answers
In the bottom right corner of the APR window, click the I symbol (information icon). When you enter the dissection or histology study sections for a given bodily system.
you must first choose a perspective, such as anterior or posterior, and then a topic to study, such as muscles of the belly.
Human anatomy is the scientific study of the structures of the human body. Some of these structures are so minute that they can only be seen and examined with the use of a microscope. Other bigger structures may be observed, moved, measured, and weighed with ease.
Microscopic anatomy, commonly known as histology, is the study of animal, human, and plant cells and tissues. Without a microscope, these subjects are too tiny to observe.
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In the table on the right, observe Krakauer's formula for benefit to dominant male. What is the benefit, B? calculate the value and enter it in the table.
Based on this assumption, what is C, the Cost to subordinate male? Calculate the value and enter it in the table.
Given the values you've just calculated, what is the Net Benefit subordinate males can expect from helping the dominant male? That is, what is their inclusive fitness?
Answers
The table is an illustration of two-way table, and the value of the cost to net benefit to subordinate male is 0.1
The value of the benefitFrom the table, the Krakauer's formula for benefit (B) is:
B = Offspring per dominant male - Offspring per solo male
The question has missing parameters, so we make use of the following assumed values:
Offspring per dominant male = 7Offspring per solo male = 2So, we have:
B = 7 - 2
B = 5
Using the assumed values, the value of the benefit is 5
The cost to subordinate maleThe Krakauer's formula for cost (C) is:
C = Offspring per solo male - Offspring per subordinate male
Given that subordinate male never reproduce, the equation becomes
C = Offspring per solo male - 0
C = Offspring per solo male
Using the assumed value in (a), we have:
C = 2
Using the assumed values, the value of the cost to subordinate male is 2
The net benefit to subordinate maleThe Krakauer's formula for this is:
Net Benefit = rB - C
Given that r = 0.42, the equation becomes
Net Benefit = 0.42 * 5 - 2
Evaluate
Net Benefit = 0.1
Using the assumed values, the value of the cost to net benefit to subordinate male is 0.1
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Neurons in the LGN have __________ receptive fields. center-surround side-by-side columnar ill-defined ambiguous
Answers
Neurons in the LGN have center-surround receptive fields. center-surround side-by-side columnar ill-defined ambiguous.
What is neuron?Neurons are used to transmit information. Through electrical impulses and chemical signals, they communicate both inside the brain and between the brain and the rest of the nervous system. Neurons are the fundamental building components of the brain and nervous system. They are the cells that take in sensory data from the outside world, transmit motor commands to our muscles, and at each step along the way, transform and relay electrical impulses. Although the majority of neurons are found in the central nervous system, numerous sensory neurons are also found in sensory organs like the retina and cochlea.Neurons are nervous system cells that communicate information to other nerve, muscle, and gland cells. Axons, dendrites, and a cell body make up the majority of neurons. The nucleus and cytoplasm are found inside the cell body.Learn more about neuron here:
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which type of charge does the cloud sorrounding the nucleus possess
Answers
Answer:
Electrons
Explanation:
Answer quick please and right due soon
Answers
Answer:
B
Explanation:
got it right on test
Answer:
is b for sure
Explanation:
hope it help u
Which mutation changes the number of chromosomes in the cell
Answers
Answer: aneuploidy
A gain or loss in the number of chromosomes from the normal 46 is called aneuploidy. A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. "Tri-" is Greek for "three"; people with trisomy have three copies of a particular chromosome in cells instead of the normal two copies.
oncogenes are: group of answer choices genetic targets of carcinogens altered versions of normal genes detectable in 15% to 20% of a variety of human tumors all of the above
Answers
Oncogenes are altered versions of normal genes that play a role in the development of cancer. They are genetic targets of carcinogens and can be detected in 15% to 20% of a variety of human tumors.
When these genes become activated, they can promote uncontrolled cell growth and division, leading to the formation of tumors. While normal genes help to regulate cell growth and division, oncogenes can disrupt this process and contribute to the development of cancer. Research into oncogenes has led to the development of targeted therapies that aim to inhibit their activity and prevent the progression of cancer.
In conclusion, the answer to the question is "all of the above" as oncogenes are indeed altered versions of normal genes that are genetic targets of carcinogens and can be detected in human tumors.
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URGENT! 15 Points!
Answer questions 13-17 plz <3
Answers
During Mitosis, in which phase do two nuclei form?
A.prophase
B.anaphase
C.telophase
D.metaphase
Answers
In telophase, the cell is nearly done dividing, and it starts to re-establish its normal structures as
If you have a cylinder of 10 pennies and the mass of that cylinder is 30.0g and the mass of the cylinder is 4.50g, what is the average mass, average volume and average density of a single penny?
Answers
Answer:
2.3g
Explanation:
one characteristic of life and living systems is that they are able to adapt. in general, cells interact with other cells and their environment through the action of their . group of answer choices hormones microtubular tracks intracellular electrical currents plasma membrane and extracellular matrix
Answers
The living cells are able to interact with the other cells with the help of their plasma membrane as well as the extracellular matrix.
The correct option is option d.
The animal cells have the extracellular matrix which is present in the outer region of cell membrane. It consists of a number of cell receptors which are present in the cell membrane as well as a number of proteins as well as carbohydrates.
The ECM as well as the receptors which are present on the cell membrane play a very role in the cell identification and also have a number of binding sites for chemical messengers such as different types of hormones. These receptors or the binding sites help the cell in receiving information from the other cells.
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HELPThe Punnett square shows the possible genotypecombinations of two parents who are homozygous fora trait.WWW WWWwWWWWwWhat is the probability of the parents having a childthat is heterozygous for this trait?O 0%O 25%O 75%O 100%
Answers
As we can see in the punnet square we have a recessive homozygous and a dominant homozygous, in the possible combinations that can have the offspring, that is to say the letters inside square we can see that all are heterozygus, e
A crocodile-like morphology evolved independently in a group of Triassic reptiles called phytosaurs, and later, after phytosaurs were extinct, in true crocodiles. This is an example of: Sympatric speciation. Iterative evolution Evolutionary drift Genetic drift Lamarckian evolution
Answers
The correct answer is iterative evolution. A crocodile-like morphology evolved independently in a group of Triassic reptiles called phytosaurs, and later, after phytosaurs were extinct, in true crocodiles. This is an example of iterative evolution.
Iterative evolution is the development of similar structures or forms independently over time in separate lineages. This is frequently seen in unrelated lineages of organisms that evolve similar features through convergent evolution. The crocodile-like morphology that evolved independently in Triassic reptiles called phytosaurs and later in true crocodiles is an example of iterative evolution as they evolved independently in separate lineages. The ability of the phytosaurs to thrive in an aquatic environment likely contributed to the development of this morphology, which later allowed true crocodiles to similarly thrive.
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What is a microfilament?
Answers
A microfilament is a thin, thread-like structure found in cells that is composed of actin proteins. It plays a crucial role in cell movement, shape maintenance, and intracellular transport.
Microfilaments, also known as actin filaments, are one of the three types of cytoskeletal filaments present in eukaryotic cells. These filaments are composed of actin, a globular protein that polymerizes to form long, thin fibers. Microfilaments are typically about 7 nanometers in diameter and are involved in a variety of cellular processes.
One important function of microfilaments is cell movement. They provide structural support and generate forces that enable cells to change shape, migrate, and divide. Microfilaments are particularly abundant at the leading edge of migrating cells, where they form a dynamic network responsible for pushing the cell forward.
Microfilaments also play a role in maintaining cell shape and providing mechanical stability. They interact with other components of the cytoskeleton, such as intermediate filaments and microtubules, to form a complex network that gives cells their structural integrity.
In addition, microfilaments are involved in intracellular transport. They can act as tracks for molecular motors, such as myosin, which transport vesicles and organelles within the cell.
Overall, microfilaments are essential components of the cell's structural framework and are involved in various cellular processes, including cell movement, shape maintenance, and intracellular transport.
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EDMENTUM: Consider how suitable your region is for using solar power to generate electricity in terms of weather and latitude (latitude affects the position of the Sun in the sky: the Sun is at a lower angle at higher latitudes and at a higher angle closer to the equator). Speculate on how your region compares to other regions
Answers
The suitability of a region for using solar power to generate electricity depends on several factors, including weather conditions and latitude. Regions that receive more sunlight throughout the year are generally more suitable for solar power generation. Additionally, regions with fewer cloudy or overcast days are also ideal for solar power.
In terms of latitude, regions closer to the equator receive more direct sunlight throughout the year, which makes them more suitable for solar power generation. Regions at higher latitudes receive less direct sunlight due to the angle of the sun in the sky, which can affect the efficiency of solar panels.
Based on these factors, it is possible to speculate that regions located closer to the equator with sunny and dry weather conditions are more suitable for solar power generation compared to regions located at higher latitudes or with frequent cloudy or overcast weather conditions.
However, advancements in solar panel technology and government incentives can make solar power generation more feasible in regions with less ideal weather and latitude conditions.
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N
If you were looking at a frog's lifecycle, you would find more specialized cells in what stage?
A. the beginning ball of cells
the adult frog
B.
C.
O D.
a developing tadpole
the same amount at all stages
4
Reset
Next
Answers
If you were looking at a frog's lifecycle, you would find more specialized cells in the adult frog stage (option b).
In a frog's lifecycle, the adult frog stage is where you would find more specialized cells. This stage occurs after the frog has gone through various developmental stages, starting from the beginning ball of cells.
1. The beginning ball of cells: This is the initial stage of a frog's development. It starts with the fertilization of the egg and the formation of a zygote. At this stage, the cells are not yet specialized and are in the process of dividing and multiplying.
2. Developing tadpole: After the beginning ball of cells, the zygote undergoes further development and transforms into a tadpole. The tadpole stage is characterized by the presence of gills and a tail. The cells in this stage are becoming more specialized but are still relatively unspecialized compared to the adult frog stage.
3. Adult frog: The adult frog stage is the final stage of the lifecycle. At this point, the tadpole has undergone metamorphosis and has transformed into a fully developed frog. In this stage, the cells have become highly specialized to perform specific functions necessary for the frog's survival, such as muscle cells, nerve cells, and specialized organs like the heart and lungs.
4. The same amount at all stages: It is not accurate to say that there is the same amount of specialized cells at all stages of the frog's lifecycle. As the frog develops and goes through metamorphosis, the cells differentiate and specialize to fulfill specific roles and functions required for each stage of development. The highest concentration of specialized cells is found in the adult frog stage.
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State the term given to something present in the environment in such short supply that it restricts life processes.
Answers
Limiting Factor is the term given to something present in the environment in such short supply that it restricts life processes.
Any element (variable) in the environment that has the potential to restrict a process, such as the expansion, abundance, or dispersion of a population of species in an ecosystem, is referred to as a limiting factor. There are both density-dependent and density-independent limiting factors.
Limiting factors can also be single-limiting, which means that only one component restricts the system. When an element has an indirect restricting impact or amplifies the influence of a direct limiting factor, it is referred to as a co-limiting factor.
Food, nutrition, shelter, and mates are a few examples of limiting factors that could affect the growth of a population. Due to their environmental scarcity, these resources might encourage competition among living creatures.
Different limiting factors have an impact on the environment. There are five of them: keystone species, predators, energy, space, and food supply.
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Toxins and antibiotics and heavy metals from industrial pollutants are chemical hazards commonly found in
Answers
Chemical contaminants that are frequently found in chemical dangers include toxins, antibiotics, and heavy metals from industrial discharges.
Heavy metals can be found in coal-burning power plants' combustion byproducts, metal piping used in industrial operations, untreated sewage sludge, and traffic. Pollution from toxicants is a significant environmental issue that has posed substantial risks to both agricultural productivity and human health.
Top of the list of environmental toxins harming nature are heavy metals and pesticides. Heavy metal contamination is seen by many as a problem in places with extensive industrial activity. Yet, today it is thought that one of the main sources of heavy metals is through roads and automobiles.
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what's the meaning of a pneumatic bones ?
Answers
Answer:
Pneumatic bones are those bones which contain an air filled cavity within them. In humans, they are seen in relation to the the nasal cavity – they enclose the paranasal sinuses. Pneumatic bones are – maxilla, frontal bone, sphenoid and ethmoid.
Explanation:
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punnet square with cross between homzygous dominant parent and one heterozygous parent
Answers
Answer:
the bottom left one is the one
Answer:
top left
Hope that helps.
100 POINTS IF CORRECT!!!
Create a Punnett square to calculate the possible genotypes that can result from a cross between the two parent plants. In a dihybrid cross, the alleles of the gametes of each parent are written along the left side and top of the Punnett square, just as they are for a monohybrid cross. Fill in the squares with the predicted genotypes. Some information has been filled in for you to help you complete a Punnett square for a dihybrid cross.
Answers
From a Punnett square you can get the genotypic and phenotypic proportions of the progeny produced from a cross. Cross: PpRr x PpRr. F1: PPRR, PPRr, PPRr, PPrr, PpRr, Pprr, ppRR, ppRr, pprr.
What is a Punnett square?The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
In the exposed example, we know that two genes are involved in the cross.
As we can see, there are dominant and recessive alleles for both genes.
Since each genotype in the square results from the combination of parental gametes, we can figure out which are the parental genotypes.
For instance, let us consider the provided genotypes
PPRr.We can assume one of the parents provided a P and a R dominant alleles, while the other parent provided another P allele but a r recessive allele.
PR + Pr ⇒ PPRr
ppRr.One of the parents provided a p recessive allele and a R dominant allele, The other parent provided another p allele and a r recessive allele.
pR + pr ⇒ ppRr
pprr.Both parents provided p and r recessive alleles.
pr + pr ⇒ pprr
From this information, we can assume parents are heterozygous for both genes.
Cross:
Parentals) PpRr x PpRr
Gametes) PR, Pr, pR, pr PR, Pr, pR, pr
Punnett square) PR Pr pR pr
PR PPRR PPRr PpRR PpRr
Pr PPRr PPrr PpRr Pprr
pR PpRR PpRr ppRR ppRr
pr PpRr Pprr ppRr pprr
F1) 1/16 individuals are expected to be PPRR
2/16 individuals are epected to be PPRr
1/16 individuals are expected to be PPrr
2/16 individuals are expected to be PpRR
4/16 individuals are expected to be PpRr
2/16 individuals are expected to be Pprr
1/16 individuals are expected to be ppRR
2/16 individuals are expected to be ppRr
1/16 individuals are expected to be pprr
For a better understanding, you will find the Punnett square in the attached files representing the parental gametes with different colors, and the resulting genotypes with a combination of these colors.
In this way, you will notice which gamete comes from which parent.
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What is Cascadia?
brainliest
Answers
A student makes a model of the universe using cubes and rods, as shown.
Each cube
represents
a galaxy.
Each rod represents
the space between
two galaxies.
How should the student change the model to show the expansion of the universe?
Decrease the sizes of the cubes, and decrease the lengths of the rods.
Increase the lengths of the rods, and leave the sizes of the cubes the same.
Increase the sizes of the cubes, and leave the lengths of the rods the same.
Increase the sizes of the cubes, and decrease the lengths of the rods.
Answers
Answer:
Decrease the sizes of the cubes, and decrease the lengths of the rods.
Explanation:
A student makes a model of the universe using cubes and rods, as shown.
A student makes a model of the universe using cubes and rods, and the student changes the model to show the expansion of the universe by increasing the lengths of the rods and leaving the sizes of the cubes the same as in the second option.
What is the significance of the universe?The universe is vast, and its full extent is unknown; it contains all galaxies, the solar system, and so on, and it is significant because all the exchange of matter and energy takes place here, and the living form depends on this energy. Apart from scientific theories, there are several philosophical and religious perspectives that are based on the universe.
Hence, a student makes a model of the universe using cubes and rods, and the student changes the model to show the expansion of the universe by increasing the lengths of the rods and leaving the sizes of the cubes the same as in the second option.
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half of the offspring have white flowers, what is the genotype of the plant with purple flowers
Answers
Answer:
Half the offspring have a heterozygous genotype, Ff. Half have a homozygous recessive genotype, ff. Thus, half the offspring have purple flowers, and half have white flowers. The resulting genotypic ratio is 1:1 of heterozygous:homozygous recessive.
Branliest Please! (Crown)
Vocabulary: aerobic, anaerobic, ATP, cellular respiration, chemical energy, chlorophyll, chloroplast, cytoplasm, glucose, glycolysis, mitochondria, photosynthesis, radiant energy Prior Knowledge Questions (Do these BEFORE using the Gizmo.) What does a plant need to survive and grow
Answers
Plants need sunlight, water, carbon dioxide, and nutrients from the soil to survive and grow.
Plants require several key elements to survive and grow. These include sunlight, water, carbon dioxide, and nutrients from the soil. Sunlight is essential for the process of photosynthesis, where plants convert radiant energy into chemical energy in the form of glucose. Chlorophyll, found in the chloroplasts of plant cells, captures sunlight and facilitates the synthesis of glucose during photosynthesis.
Water is crucial for various plant functions, including nutrient absorption, transport, and maintaining turgidity in cells. Carbon dioxide is another vital component for photosynthesis, as plants use it along with water and sunlight to produce glucose and release oxygen as a byproduct.
In addition to these abiotic factors, plants also require nutrients such as nitrogen, phosphorus, and potassium, obtained from the soil. These nutrients are essential for plant growth, development, and the synthesis of important molecules.
Overall, the combination of sunlight, water, carbon dioxide, and nutrients allows plants to carry out photosynthesis, produce glucose as a source of energy, and carry out various cellular processes necessary for growth, reproduction, and survival.
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A ship travels 10 km on a course heading 50º east of north. How far north, and how far east has the ship traveled at this point? Draw a picture and show work!
Answers
The ship travels 6.43 km towards north and 7.66 km towards the east from the point where the ship was headed. This can be verified from the Pythagoras theorem.
What is displacement?Displacement is the change in the position of the ship in water. This can be calculated through trigonometric identities.
According to trigonometric identities we know that:
sinФ = ( side opposite to Ф ) / ( longest side )
Side opposite to 40° is y
Longest side is 10 km
Hence we can write that:
sin 40 = y / 10
sin 40 = 0.641
0.643 = y/10
y = 0.643 × 10
y ≈ 6.43 km
The value of y is approximately 6.43 km
Now we know that by Pythagoras theorem:
x² + y² = 10²
x² + ( 6.43 )² = 100
x² = 100 - 41.345
x² = 58.655
x ≈ 7.66 km
The value of x is approximately 7.66 km
The Pythagoras theorem states:
( longest side )² = ( base )² + ( height )²
The theorem is applied in right angles
sin 40 is 0.641
For verification:
x² + y² = 100
(7.66)² + (6.43)²
100
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Some students created dialysis membrane models of human red blood cells containing different concentrations (molarity) of solutions. The students observed the changes in the cell models when they were placed in distilled water. The general set up and data the students collected is shown below
Answers
Answer:
Nope
Explanation:
A byproduct of breaking down glucose for energy that may cause burning in the muscle ishemoglobin.adenosine triphosphate.lactic acid.creatine phosphate.
Answers
The correct option is C, A byproduct of breaking down glucose for energy that may cause burning in the muscle is lactic acid.
Lactic acid is a naturally occurring organic compound that plays a vital role in various biological processes. It is classified as an alpha hydroxy acid (AHA) due to its chemical structure. Lactic acid is produced through a process called anaerobic glycolysis, where glucose is metabolized without the presence of oxygen. This occurs in various organisms, including humans, during intense exercise when oxygen demand exceeds supply.
In the human body, lactic acid is primarily found in muscles and blood. It serves as an energy source and helps regulate the pH balance. During vigorous exercise, the production of lactic acid increases, leading to the familiar sensation of muscle fatigue and soreness. Lactic acid is also used in various industries. In the food industry, it acts as a preservative, flavoring agent, and pH regulator. It is a key ingredient in the production of sourdough bread, yogurt, and cheese.
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Complete Question:
A byproduct of breaking down glucose for energy that may cause burning in the muscle is
A). hemoglobin.
B). adenosine triphosphate.
C). lactic acid.
D). creatine phosphate.
What is difference between acid and bases?
Definition. A substance, mostly liquid that donates a proton or accepts an electron pair in reactions. An acid increases the concentration of H+ ions. A base is a substance that releases hydroxide (OH-) ions in aqueous solution, donates electrons and accepts protons.
(just if someone needs this i guess)
Answers
Answer:
Acids are sour, gives burning sensation, generally sticky, reacts with metals to produce hydrogen gas. Although bases are opposite as they are bitter, generally odorless (except ammonia), they are slippery; bases react with fats and oils. In phenolphthalein, indicator acids remain colorless, and base gives pink color.
Explanation:
An acid is a substance that releases hydrogen ions into an aqueous solution. A base is a substance that releases hydroxide ions.
Acids are sour, gives burning sensation, generally sticky, reacts with metals to produce hydrogen gas. Although bases are opposite as they are bitter, generally odorless (except ammonia), they are slippery; bases react with fats and oils. In phenolphthalein, indicator acids remain colorless, and base gives pink color.