Answers
Related Questions
Type up your dichotomous key and answer the following questions:
Why did you choose the five identifying characteristics you used in your dichotomous key?
Was the person who you gave your key to able to accurately identify the fruit? Explain why or why not.
What two other fruits could your dichotomous key work for?
What other category of items could you create a dichotomous key for?
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My dichotomous key are;
Is it fresh.Does it have an even taste.Does it have any seed.Is it soft and fluffy.Are they greenWas the person who you gave your key to able to accurately identify the fruit?Yes, and it is known to be an apple fruit.
What two other fruits could your dichotomous key work for?It could be used for a pear or a straw berry.
What other category of items could you create a dichotomous key for?I can create for a bird and animals.
What is a Dichotomous Key?This is known to be a method used to know a species by answering a number of questions that is set based on some likely features (such as physical characteristics)
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I am gonna ask this question again just want more advise
Answers
Answer:
tell him face to face rather than someone's help
How do cells become specialized?
Genetically identical cells undergo differentiation to alter gene expression.
Genetically identical cells undergo differentiation to alter gene expression.
Mitosis creates genetically unique cells that can do different tasks.
Mitosis creates specialized cells for different purposes.
Genetically identical cells undergo differentiation to make them genetically unique.
Answers
Cells become specialized when Genetically identical cells undergo differentiation to alter gene expression.
When cell differentiated into specialized form it is needed to manipulate only those genes that will be expressed .During the development of an organism, cells differentiate into many types of cell. A differentiated cell has become different from the embryonic cell that produced it, & specialized to perform certain tasks some examples includes photosynthesis , relaxation and contraction .
Cell specialization occurs mainly through gene expression . Gene expression is defined as specific combination of gene that are turned off and on for cell to function .
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How does different composition of the extracellular matrix change the structure and function of bone and cartilage?
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The different composition of the extracellular matrix (ECM) plays a crucial role in determining the structure and function of bone and cartilage tissues. Changes in the ECM composition can significantly impact the properties of these tissues. The composition of the ECM affects their strength, flexibility, resilience, and overall functionality.
In bone tissue, the ECM consists mainly of collagen fibers, primarily type I collagen, which provides tensile strength, and hydroxyapatite crystals, which contribute to hardness and rigidity. The presence of collagen fibers gives bone its structural integrity and resistance to mechanical stress. The hydroxyapatite crystals, composed of calcium and phosphate ions, contribute to bone's hardness and help resist compression forces. The arrangement and density of collagen fibers and hydroxyapatite crystals determine the structural properties of bone, such as its density, strength, and resilience. In contrast, cartilage ECM is composed of proteoglycans, collagen fibers (primarily type II collagen), and water. The high content of proteoglycans, which consist of a protein core and glycosaminoglycan (GAG) side chains, helps to retain water, providing cartilage with its compressibility and shock-absorbing properties. The collagen fibers in cartilage provide tensile strength and contribute to the tissue's overall structural integrity. The composition and organization of the ECM in cartilage allow it to withstand compression and provide a smooth surface for joint movement. Changes in the composition of the ECM, such as alterations in collagen type, proteoglycan content, or mineralization, can impact the structure and function of bone and cartilage. These changes can lead to conditions such as osteoporosis, where bone density and strength are reduced, or osteoarthritis, where cartilage degeneration occurs.
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Children in a preschool breathe deeply while running around in a park. They laugh a lot even when they are hurt, and they run to mummy for a snack. Name THREE characteristics of living organisms that these children illustrate while playing in the park.
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(a)A Student charges two balloon and hangs them side by side. Explain why cotton threads are not vertical.
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Answer:
because both balloons have the same charge and are repelling against each other.
Explanation:
because the static charge coming off the balloons is pushing the balloons away from each other
A Student charges two balloon and hangs them side by side. because both balloons have the same charge and are repelling against each other.
What is Balloon?A balloon is a stretchy bag that can be filled with helium, hydrogen, nitrous oxide, oxygen, or air.
Balloons can be filled with smoke, liquid water, granular media (such sand, grain, or rice), or light sources to perform certain jobs.
Modern balloons can be found in a wide range of colors and are produced from materials like rubber, latex, polychloroprene, or a nylon fabric. Early balloons, like the pig bladder, were occasionally fashioned of dried animal bladders.
Therefore, A Student charges two balloon and hangs them side by side. because both balloons have the same charge and are repelling against each other.
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what do yall look like
Answers
Answer:
FOOD
Explanation:
For each of the following anticodon sequences, identify the codon sequence(s) to which it could potentially pair using third base wobble. 5'-UCG-3' , 5'-AAC-3', 5'-CCU-3', 5'-AUU-3', 5'-GAA-3' Thanks!
Answers
According to the wobble hypothesis, tRNA anticodons and the first two nucleotides of an amino acid codon couple up exactly. Yet, the third base pairing may change or wobble, allowing a tRNA to recognise several codons.
Codon sequences to which the anti-codon sequences could potentially pair using third wobble hypothesis are:
5'-UCG-3' - 3'-AGC-5'5'-AAC-3' - 3'-UUG-5'5'-CCU-3' - 3'-GGA-5'5'-AUU-3' - 3'-UAA-5'5'-GAA-3' - 3'-CUU-5'Certain amino acids are determined by RNA codons, the order in which the bases appear in the codon sequence determines which amino acid is to be produced by the four RNA nucleotides (Adenine, Cytosine, Guanine and Uracil).
Amino acid synthesis is controlled by up to 64 codons, with 3 serving as stop codons. Whereas the start codon AUG initiates protein synthesis, the stop codons (UAG UGA UAA) interrupt the synthesis of amino acids and proteins.
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Why do you think cardiac surgery was referred to as the "Mount Everestof medicine before November of 1944
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What are the three outputs a result of photosynthesis?✨ Will give brilliant✨ ( when I can)
1. ____ which is also known as sugar
2. _____ _______
3. ______= O2
Of the 3 outputs, _____ is the actual food for the plant
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2. Calvin cycle ( I might be wrong)
3. Light reaction
Light reaction is the actual food for the plant
3) What is the constant/control of an experiment?
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Answer:
(these answers are from the internet if you are doing an exam try to change the sentence structure )
Explanation:
constant : These are values that do not change during experiments.
For example, in an experiment where one wants to test how the growth of plants is affected by the amount of water, factors like type of soil, temperature, type of plant and sunlight all stay the same in the course of the experiment. These are hence referred to as the constants in this experiment, while the amount of water is the control.
control: A controlled variable is a variable that could change but is intentionally kept constant in order to clearly show the relationship between dependent and independent variables.
An example used to explain control variable is the effect of fertilizers on a plants growth, whereby the growth of plants differs based on the amount of fertilizer used. The fertilizer, in this case, is the control variable.
Other examples include time, pressure and temperature.
What do you notice about the ligands and their receptors in these images?
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Answer:
What can be noticed about the ligands and their receptor is that the configuration of both coincide, as a key would with its lock, which demonstrates the specificity of a receptor by its ligand.
Explanation:
A ligand corresponds to a molecule considered a signal or a messenger, while the receptor is a protein on the cell surface, with the capacity to accept a ligand.
Ligands and receptors constitute pairs that complement each other, so that each receptor can bind to a specific ligand, similar to what happens with a key and a lock.
Once the ligand-receptor complex is formed, changes occur inside the cell, which define a certain effect.
What are the parts of the integumentary system?
basic version. pls pst
Answers
Answer:
skin, nails, hair, and glands
Explanation:
The integumentary system is an organ system consisting of the skin, hair, nails, and exocrine glands.
Answer:
Skin, hair, nails, and exocrine glands.Explanation:
The integumentary system is an organ system consisting of the skin, hair, nails, and exocrine glands. FUN FACT: The skin is the largest organ of the human body!
Wells
A. Lane B
B. Lane D
C. Lane C
D. Lane A
80 70 60 40
。 |||
|
c| | || |
I
80%
Electrodes
Agarose Gel
A
25 10 5
||
||
Lane (D) of Known
fragment sizes.
Kilobase pairs
Chamber filled with
Unknown DNA size samples buffer solution
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By comparing the migration distances of the unknown DNA samples in Lane D with the known fragment sizes in Lane D, it is possible to estimate the size of the unknown DNA fragments.
In the given information, a DNA agarose gel electrophoresis setup is described. The gel contains wells labeled A, B, C, D, and E, and lanes are represented by letters A, B, C, and D. The numbers 80, 70, 60, and 40 indicate the known fragment sizes (in kilobase pairs) in Lane D.
The gel is filled with a buffer solution, and the Lane D contains the unknown DNA samples.To analyze the unknown DNA samples, the gel electrophoresis process is conducted. DNA samples are loaded into the wells of the gel, and an electric current is applied.
The negatively charged DNA fragments move through the gel towards the positively charged electrode. The smaller fragments migrate faster, while the larger fragments move more slowly.
If the unknown DNA fragments migrate to positions that align with the known fragment sizes, it suggests a similarity in size between the unknown fragments and the known fragments. This information can be useful for determining the approximate size of the unknown DNA samples.
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What is an asymptomatic carrier?
Answers
Asymptomatic carrier
An asymptomatic carrier is a person or other organism that has become infected with a pathogen, but that displays no signs or symptoms. Although unaffected by the pathogen, carriers can transmit it to others or develop symptoms in later stages of the disease.
Answer:
An Asymtomatic carrier is someone who is carrying a disease but doesn't feel the side effects
Explanation:
Example somebody may have (the 2020 disease)but doesn't feel the dry cough or any of the other symptoms
Are birds and dinosaur related
Answers
Answer:
yes but not overnight
Explanation:
A bird didn’t just evolve from a T. rex overnight, but rather the classic features of birds evolved one by one; first bipedal locomotion, then feathers, then a wishbone, then more complex feathers that look like quill-pen feathers, then wings,” Brusatte said. “The end result is a relatively seamless transition between dinosaurs and birds, so much so that you can’t just draw an easy line between these two groups.
if you could give most brainily that would help.
cannot be used to begin a cell or range name. 2. invoked by clicking the error checking button.: invoked by clicking the error checking button. 3. can be applied to only one formula.: can be applied to only one formula. 4. can be used to determine the monthly payment for a loan.: can be used to determine the monthly payment for a loan. 5. showing only the parts of a worksheet that the user needs to see.: showing only the parts of a worksheet that the user needs to see. 6. returns the present value of an investment or annuity.: returns the present value of an investment or annuity.
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Once you've chosen your tables and columns, press the "Invoke" button. To see if the word is present in the event's text, use the Find function.
Which Excel function or formula enables you to do a search of your spreadsheet's data to locate a particular number in one column and return it in a different column?When data is listed in columns, the VLOOKUP or Vertical Lookup function is utilised. Using information from a specified column in the same row, this method looks for a value in the left-most column and compares it to information there. A sorted or unsorted table's data can be found using VLOOKUP.
What does Power Query's invoke function do?Whenever a function with at least one parameter is generated,It can be used as a custom function to add a fresh column and new value to each table row. Locate a previously loaded query from the Power Query Editor, choose a cell in the data, and then choose Query > Edit to launch the query.
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A population of 600 plants contain 294 AA, 252 Aa, and 54 aa individuals. AA and Aa plants produce purple flowers while aa plants produce white flowers. What are the frequencies of the following?
Allele A
Allele a
purple-flowered plants
white flowered plants
genotype AA
genotype Aa
genotype aa
Answers
Answer: If both the AA and Aa individuals have Allele A, then the proportion of individuals with Allele A = (294 + 252)/600. However, if you want the proportion of times that A occurs in the gene pairs, this is ([2*294] + 252)/(2*600).
Proceed in a similar way with the other problems.
Explanation:
You have been given an unknown solution. Describe how you would test it for the presence of Starch: Lipid: Sugars: Protein: You have tested an unknown sample with biuret and Benedict's reagents. The solution mixed with biuret reagent is blue. The solution boiled with Benedict's reagent is also blue. What does this tell you about the sample?
Answers
The blue color obtained when the unknown sample is mixed with both biuret reagent and Benedict's reagent indicates the presence of protein but not sugars.
Biuret reagent is used to test for the presence of proteins. When mixed with a sample containing proteins, it forms a violet or purple color. In this case, the blue color suggests that proteins are present in the unknown solution. On the other hand, Benedict's reagent is used to test for the presence of reducing sugars.
Normally, Benedict's reagent changes color from blue to green, yellow, orange, or red when heated with a sample containing reducing sugars. Since the color remains blue after boiling, it indicates the absence of reducing sugars. Therefore, the conclusion is that the sample contains proteins but no reducing sugars.
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Which statement about the relationship between the ocean and atmosphere is MOST accurate? A Ocean currents do not affect the atmosphere. B The atmosphere stores more heat than the ocean. C The ocean can hold heat more efficiently than the air. D Ocean currents can move faster than air or wind currents.
Answers
The statement about the relationship between the ocean and atmosphere which is most accurate is that the ocean can hold heat more efficiently than the air and is denoted as option C.
What is Atmosphere?This is referred to as the layer of gases which envelop the planet and the gases which are present include oxygen, nitrogen etc. The atmosphere ensures that there are gases available for different life forms in the planet as they are required for various types of metabolism and activities.
Ocean on the other hand is referred to as an area which has water present and we know that it has a much higher heat capacity than air which is why it is able to hold heat more efficiently even when it undergoes a slight change in temperature as a result of this property.
This is therefore the reason why option C was chosen as the most appropriate choice.
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TRUE or FALSE
1- Lambda transitions are exactly the same as other non determinism.
2- Non determinism only applies in the direction of the transition, just because an 'a' forces you to be in two states does not mean you cannot be in just one of the two alone via some other path.
3- If two states S1 and S2 both have lambda transitions to each other, they MUST be the same state.
Answers
1. The statement "Lambda transitions are exactly the same as other non determinism" is false because lambda transitions introduce additional choices
2. The statement "Non determinism only applies in the direction of the transition, just because an 'a' forces you to be in two states does not mean you cannot be in just one of the two alone via some other path" is false because non determinism affects overall paths.
3. The statement "If two states S1 and S2 both have lambda transitions to each other, they MUST be the same state" is false because lambda transitions allow non-equivalence.
1. Lambda transitions, also known as epsilon transitions, allow a state in a finite automaton to move to another state without consuming any input symbol. They provide additional flexibility and expressiveness to the automaton. Other non-deterministic transitions, on the other hand, are based on input symbols and determine the next state based on the current state and the input symbol.
2. Non-determinism in automata allows for multiple possible paths and states to coexist simultaneously. When an input symbol is encountered, the automaton can transition to multiple states at the same time, representing different possible outcomes. This means that even if an input symbol "a" forces the automaton to be in two states, it does not exclude the possibility of being in just one of the two states alone through some other path.
3. Lambda transitions can establish connections between different states in a finite automaton. If two states, S1 and S2, both have lambda transitions to each other, it means there is a circular dependency between them. However, this does not imply that S1 and S2 must be the same state. It is possible for distinct states to have lambda transitions that create a loop or cycle between them, allowing for non-trivial behavior within the automaton.
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Why doesn't anything stick to teflon? What does this have to do with friction?
Answers
Answer:
We know that nothing sticks to Teflon because Teflon is unable to form chemical bonds with outside molecules. Even the weaker short-range interactions like van der Waals forces with other molecules are ineffective. ... PTFE's extreme slipperiness can be attributed to its super low coefficient of friction.
Explanation:
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May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
if 9% of the population exhibit signs and symptoms of the disease what percent of the population is a carrier
Answers
Answer:
Without additional information about the disease and its mode of inheritance, it is not possible to determine the percentage of the population that is a carrier. The carrier frequency is dependent on the specific genetics of the disease.
Explanation:
Which statement best relates why these animals have so much blubber?
Answers
Answer:
awnser mine and ill awnser urs
Explanation:
How has organizational system evolved or changed over time and why were the changes made
Answers
vertebrates have circulatory systems in which blood remains within vessels that exchange materials with the interstitial fluid.tre or false
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True, vertebrates have circulatory systems in which blood remains within vessels that exchange materials with the interstitial fluid.
Vertebrates are animals with a backbone or spinal column. These include mammals, birds, reptiles, amphibians, and fishes. All vertebrates have a circulatory system that distributes nutrients and oxygen to their bodies and removes waste. The circulation of blood in vertebrates is closed, which means that blood remains within vessels that exchange materials with the interstitial fluid that surrounds their cells. The vertebrate circulatory system is divided into three components: the heart, blood vessels, and blood. The heart is a muscular organ that pumps blood through the body. The blood vessels are tubes that carry blood to and from the heart.
The blood carries nutrients, gases, and wastes throughout the body. The circulatory system provides oxygen to the body's tissues and removes carbon dioxide from them. The vertebrate circulatory system is crucial for maintaining homeostasis in the body. It regulates body temperature and pH, and it also helps to fight off infections by distributing white blood cells throughout the body. Blood is also responsible for transporting hormones and other signaling molecules throughout the body, allowing the different organs and systems to communicate with each other.
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Place the phases of a stem cell into the correct order.
A.differentiation, mitosis, specialization
B.gene expression, differentiation, mitosis
C.mitosis, gene expression, differentiation
D.mitosis, specialization, gene expression
Answers
Answer:
C. Mitosis, Gene expression, differentiation
Explanation:
Stem cells are referred to as undifferentiated cells which has the ability to develop into new specialized cells via cellular differentiation. The stem cell initially undergoes MITOTIC division to form new stem cells.
This stem cells then undergo GENE EXPRESSION by turning off some genes and turning on some in order to specialize the cell type. After this, the cell becomes DIFFERENTIATED i.e becomes another type of cell
Place the phases of a stem cell into the correct order.
The correct order would be mitosis, gene expression and then differentiation.
Stem cells can be defined as undifferentiated cells that possesses the ability to develop into many other different cells of the body. Before a stem cell becomes differentiated, the stem cell undergoes growth, mitosis and then information from the gene (DNA) in the cell will be needed to determine the type of cell it will become and be expressed before differentiating and becoming specialized to give rise to a particular type of cell.
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cells in the nervous system which have various functions related to support and nourishment are called:
Answers
brain or nervous system cells are called as neurons
Cells in the nervous system which have various functions related to support and nourishment are called glial cells.
What are the functions of glial cells?Glia, also called glial cells (gliocytes) or neuroglia, are non-neuronal cells in the central nervous system (brain and spinal cord) and the peripheral nervous system that do not produce electrical impulses.
Functions include: clean up brain "debris"; transport nutrients to neurons; hold neurons in place; digest parts of dead neurons; regulate content of extracellular space; promote synaptic connections.
Any of the cells that hold nerve cells in place and help them work the way they should. The types of glial cells include oligodendrocytes, astrocytes, microglia, and ependymal cells.
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What's the answer pleaseeeeeeee
Answers
Answer:
The Fourth Answers
Explanation:
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Each of your parents has two copies of each of their genes, and each parent passes along just one copy to make up the genes you have.
What is likely to happen if a new organism that feeds off mice is introduced?
a.
The mice population will increase in response to the arrival of the new organism.
b.
The mice population, grasshopper population, and plant population will all increase.
c.
The new organism will compete with the snake population for resources.
d.
The populations of the existing organisms will remain unaffected.
Please select the best answer from the choices provided
A
B
C
D
Answers
Answer: A
Explanation:
this is correct because the mice population will decrease and would increase to prevent extinction