Answer:
The order of steps for the digestion of proteins will be;
In mechanical digestion, the teeth grind food and break it in to smaller parts.
Churning and the enzyme pepsin break down protein in the stomach
The pancreas releases enzymes trypsin and chymotrypsin
Tryspsin and chymotrypsin act on the proteins to break them down in the duodenum
Amino acids are absorbed by the capillaries in the Jejunum and lastly
The amino acids enter the blood stream and are circulated throughout the body.
Explanation:
sequence read 3 was synthesized by sequencing which strand of dna? neither 5' --> 3' and 3' --> 5' strands 3' --> 5' strand both 5' --> 3' and 3' --> 5' strands 5' --> 3' strand
Sequence read 3 was synthesized by sequencing 5' --> 3' strand of DNA (Option D).
What is DNA sequencing?DNA sequencing is a technique used to find out the precise order of nucleotides (Adenine, Guanine, Cytosine, Thymine) in a DNA molecule. In other words, it is the method of decoding the DNA sequence. The determination of DNA sequence has numerous applications in various fields such as molecular biology, genetics, evolutionary biology, forensic science, medical diagnosis, and drug discovery.
In the case of DNA sequencing, the DNA molecule is synthesized in the 5' --> 3' direction. So, the DNA sequence is also written in the 5' --> 3' direction. Sequence read 3 (SR3) is one of the several DNA sequence reads obtained by the sequencing method. Sequence read 3 was synthesized by sequencing the 5' --> 3' strand of DNA.
Therefore, the correct option is 5' --> 3' strand (Option D).
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Which of the following is an example of a non contact force
Answer:
Gravity, Electrostatic force, Magnetic force
Explanation:
A non-contact force is a force that is applied to an object by another object without contact. Gravity, electrostatic force, and magnetic force all don't need two objects to be touching in order for them to work.
On the other hand, an example of a contact force is friction, because it can only occur if two objects are touching. If you want to tell the difference between a contact and non-contact force, just ask yourself if it can occur if the two objects are not touching. If it can occur while two objects aren't touching, it is non-contact, and if it can't, it is contact.
All the options given describe a force that involves contact except for the force exerted by magnets. Thus, the correct option is C.
Magnetic force is the force exerted by magnets. It can be described as the effect exerted on a charged particle due to the magnetic field of the other particle.
It is a consequence of the electromagnetic force, which is caused due to the movement of electrically charged particles.
Two objects that are oppositely charged will have a magnetic force of attraction, whereas two objects that have the same charge will have a magnetic force of repulsion.
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Your question is incomplete. The full question probably might be:
Which of the following is an example of a non-contact force?
(a) The force exerted by us to lift a bucket
(b) push a stationary car
(c) The force exerted by magnets
(d) Force due to friction
PlS HELP!
What does an author give texture, sound, and motivation to in order to bring it to life?
dialogue
setting
character
perspective
13) What are the 5 ELEMENTS found in DNA and other Nucleic acids, like RNA?
Answer:
Nucleic acids contain the same elements as proteins: carbon, hydrogen, oxygen, nitrogen; plus phosphorous (C, H, O, N, and P). Nucleic acids are very large macromolecules composed of repetitive units of the same building blocks, nucleotides, similar to a pearl necklace made of many pearls.
Question 9 of 25
How does a cell's history affect the benes expressed by the cell?
OA. All of the genes contained in a cell must be expressed as soon as
the cell forms so it can differentiate.
OB. Internal and external conditions determine which genes are turned
on or off as the cell develops.
C. The genes that are turned on when a cell is developing are the only
genes that will be expressed during the cell's life.
D Refore a call dividae unnececean nongo are removed from ite
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Which genes are turned on or off as the cell develops depends on both internal and external factors. Genes regulation is a mechanism wherein the past of a cell can influence the genes that are produced by the cell.
How do cellular functions change as a result of a gene sequence?Proteins are controlled by genes, which determine how cells function. Thus, the millions of genes that are expressed in a certain cell determine the capabilities of that cell.
Why don't all of the genes in a cell's genome express themselves at once, only a subset of the genes that do?Additionally, because DNA must be unwound from its tightly coiled shape in order to be translated and transcribed, only a portion of the genes are expressed by each cell. This conserves space.
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Answer: B
Explanation:
Many organisms spend most of their life cycle in the diploid state. If meiosis produces haploid cells, then
A current-carrying wire is positioned vertically. The current in the wire is moving upward. If you move a compass slowly around the wire, how would the direction of the compass needle change?
A.
The compass always points in the same direction.
B.
The compass needle would rotate clockwise.
C.
The compass needle would rotate counterclockwise.
D.
The compass needle would spin erratically.
In the European Union, what is a Low Emissions Zone (LEZ)?
an area in which high-emissions cars are prohibited
any city of more than 500,000 people
a rural area with no factories or major highways
a zone where air pollution has been found to be low
The low emission zone is an area in which high-emissions cars are prohibited. Option A
What is low emission zone?Low Emission Zones (LEZ) are regions with varying restrictions on the operation of more polluting, typically older automobiles. They are commonly found in cities and bigger towns.
To comply with the EU Air Quality Regulations, cities and governments have been implementing LEZ programs to limit ambient exposures to air pollution.
The goal of LEZs is to encourage the use of cleaner transportation options and reduce the impact of traffic-related pollution on public health and the environment.
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Calculate the surface area,
volume, and surface area to volume ratio of a
cube with 3mm sides.
surface area = 6 * (side length * side length) = 6 * (3mm * 3mm) = 54mm^2
Volume = (side length * side length * side length) = (3mm * 3mm * 3mm) = 27mm^3
Surface area to volume ratio = surface area / volume = 54mm^2 / 27mm^3 = 2
Therefore, the surface area of the cube is 54mm^2, the volume is 27mm^3, and the surface area to volume ratio is 2. I hope this helps! Let me know if you have any other questions.
Anyone ?? This is a timed this
Answer:B. Will genetically modified crops increase profit for farmers
Explanation:
In response to the arrival of excitatory neurotransmitters on the postsynaptic cell, which of the following will occur? a. Multiple IPSPs are generated stimulating the neuron to reach threshold b. Multiple EPSPs are generated stimulating the neuron to reach threshold c. Sodium chemical gates will open allowing sodium ion to exit the cell d. Potassium chemical gates will open allowing potassium ion to exit the cell e. Only answer choices A and D are correct. f. Only answer choices B and C are correct.
Multiple EPSPs are generated stimulating the neuron to reach threshold.
When excitatory neurotransmitters bind to receptors on the postsynaptic cell, it causes the opening of sodium chemical gates, allowing sodium ions to enter the cell and depolarize the membrane. This depolarization generates multiple EPSPs that can summate to reach the threshold for an action potential.
Option (a) is incorrect because IPSPs are inhibitory postsynaptic potentials that hyperpolarize the membrane and decrease the likelihood of an action potential. Option (c) is incorrect because sodium gates actually open to allow sodium ions to enter the cell, not exit. Option (d) is also incorrect because potassium gates allow potassium ions to exit the cell, not enter.
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Which of these must you consciously relax for micturition to occur?a) smooth muscle in the wall of the urinary bladderb) external urethral sphincterc) muscles of the ureterd) internal urethral sphincter
For micturition to occur, you must consciously relax the b) external urethral sphincter.
Micturition is a process that involves the coordination of both involuntary and voluntary actions. The involuntary component involves the contraction of the smooth muscle in the wall of the urinary bladder (a), while the voluntary component involves the relaxation of the external urethral sphincter (b). The muscles of the ureter (c) and internal urethral sphincter (d) do not require conscious relaxation for micturition to occur.
The external urethral sphincter is under voluntary control and must also be consciously relaxed, but it is not necessary for micturition to occur. The smooth muscle in the wall of the urinary bladder and muscles of the ureter are not consciously controlled and do not need to be relaxed for micturition to occur. Thus b) external urethral sphincter.
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The smooth muscle in the wall of the urinary bladder must be consciously relaxed for micturition to occur.
Explanation:The correct answer is a) smooth muscle in the wall of the urinary bladder. Micturition, also known as urination, involves the coordinated relaxation of the smooth muscle in the wall of the urinary bladder. When the bladder gets filled with urine, the stretch receptors in the bladder wall send signals to the brain, triggering the conscious relaxation of the smooth muscle. This relaxation allows the bladder to contract and expel the urine.
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what is one way eukaryotic cell machinery can distinguish between various membranes in the cell?
In contrast to prokaryotes, eukaryotic cells feature internal membranes that enclose numerous organelles in addition to a plasma membrane that covers the entire cell.
Each membrane has its own set of specific proteins. within a lipid bilayer. The main distinction between prokaryotic and eukaryotic cells is that only eukaryotic cells have a nucleus and other membrane-bound organelles. Prokaryotes and eukaryotes are made up, respectively, of prokaryotic and eukaryotic cells. Prokaryotic cells typically lack the size and complexity of eukaryotic cells. In order to carry out metabolism, generate energy, and move chemicals throughout the cell, they need a number of specialised internal membrane-bound organelles.
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HELP PLZ ASAP true or false
1 then an organism is asymetrical it means that no matter where you slice it in half the two sides are always mirror imiges true or false?
2 The phylum cnidaria is charicterized by organisms that shoot barb cells contains a potint toxin true or false?
Answer:
1 false
2 true
Explanation:
the first hominins to migrate beyond africa was: group of answer choices australopithecus. homo habilis. homo erectus. homo neanderthalensis.
The first hominins to migrate beyond Africa were Homo erectus.
Homo erectus was the first hominin species to migrate beyond Africa. They originated in Africa around 1.9 million years ago and expanded their range into Eurasia. Fossil evidence suggests that Homo erectus had a larger brain size and a more advanced tool-making capability compared to earlier hominin species. This allowed them to adapt to a variety of environments and successfully colonize different regions outside of Africa.
Homo habilis, on the other hand, was an earlier hominin species that existed around 2.4 to 1.4 million years ago. While they were capable of making simple tools, there is no evidence to suggest that Homo habilis migrated beyond Africa.
Australopithecus, which predates Homo habilis, is not believed to have migrated beyond Africa either. They were primarily bipedal but had a smaller brain size and lacked the advanced tool-making abilities seen in Homo species.
Homo neanderthalensis, commonly known as Neanderthals, inhabited Eurasia but they emerged much later than Homo erectus. They lived in Europe and parts of Asia between 400,000 and 40,000 years ago, coexisting with Homo sapiens (modern humans) for a period of time.
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__________ amino acids are those amino acids that do not need to be obtained from the diet because the body is capable of synthesizing (producing) them.
A couple with blood types of AB and O are given a child whose
blood type is B. Does the child belong to the couple? (use a punnet
square)
No, the child does not belong to the couple. Given that the blood types of the couple are AB and O, they can only produce children with blood types A and B.
However, the blood type of the child is B, which is not possible based on the parents' blood types. Therefore, the child's biological parents must be someone else who has the necessary genetic information to produce a child with blood type B.A Punnett square is a graphical representation of possible offspring's genotypes that can result from a mating. This is what a Punnett square would look like for this scenario:| | A | B ||--|--|--|| O| AO| BO|In this case, the mother has blood type AB, which can be represented as AO (since A and B are co-dominant, meaning they both show up equally in the genotype). The father has blood type O, which can be represented as BO. When we combine the alleles for each parent in a Punnett square, we see that all the potential offspring are either blood type A or B. There are no potential offspring with blood type AB or O.This means that if a couple with blood types of AB and O are given a child whose blood type is B, the child cannot belong to the couple since it is biologically impossible.
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what are 2 reasons of why birds die out on the Easter island?
Answer:
How did the extinction of the birds affect Easter Island?
Consequently, the consumption of land birds, migratory birds, and mollusks increased. Soon land birds went extinct and migratory bird numbers were severely reduced, thus spelling an end for Easter Island's forests.
Have a good day!
~Jack!~
Answer:
They die because there’s lose of forest there animal populations is decreased and there’s lose of seeds for them to eat.
Explanation:
Hope this helps :)
Addison
(I WILL MARK BRAINLIEST)Which of the following terms best describes pairs of chromosomes that are the same size and have the same genetic information that pair up during prophase I?
Diploid
Haploid
Crossing over
Homologous chromosome
Answer:
Homologous chromosomes
Which of the following would be considered an example of water pollution (choose all that applyy? Check All That Apply High levels of bacteria that would make people sick. Oll that leaks into ground water that prevents drinking the water. Soll that erodes from a hillside into a local stream reducing the ability of aquatic plants to photosynthesize. Increase in water temperature from a factory dumping clean but warm water back in that reduces some of the species from occurring there.
High levels of bacteria that would make people sick would be considered an example of water pollution.
Bacteria like E.coli and Salmonella can enter water bodies through various sources like sewage, agricultural runoff, and animal waste. When these bacteria are present in high amounts, they can cause serious illnesses like diarrhea, vomiting, and stomach cramps in people who come in contact with the contaminated water.
This is why it is important to monitor water quality and ensure that water bodies are free from harmful bacteria. While soil erosion and temperature increase can also impact aquatic life, they may not necessarily be considered examples of water pollution unless they are caused by human activities like industrial discharge or deforestation.
Overall, preventing water pollution and protecting water quality are crucial for ensuring the health and safety of both humans and aquatic ecosystems.
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A student plants pea seeds in three identical pots. Each pot contains three seeds. The first pot
contains potting soil, the second pot contains clay, and the third pot contains sand. The seeds
are given the same amount of water and sunlight for three weeks. What is the independent
variable in this experiment?
Answer:
the answer is that the first pot will succeed
Explanation:
the first pot that contains soil is the one that has loamy soil and when loamy soil contains seed it will succeed. the second pot contains clay because clay is not a soil for planting so is sandy soil they are not for planting.
loamy soil is the best soil for planting.
What happens to bacterial cells when human genes are inserted
How can climate change impact the mechanism of natural selection? Mutations become less random, preventing new traits from developing. Global warming leads to increased random mutations and unfavorable traits. Species cannot adapt fast enough to survive the change in their environment. Artificial selection replaces natural selection due to rising global temperatures.
Climate change is the variation in the climatic factors and attributes like temperature and weather conditions of a region that can result in warming, ice melts, acidification etc.
Species cannot adapt fast enough to survive the change in their environment.
What is natural selection?Natural selection is the biological process of selecting the fit organism with better traits and qualities compared to another. It is a mechanism of evolution that help organisms to adapt to altered conditions and makes them more likely to survive in the conditions. Due to rapid climate change, the organisms are not able to adapt to the altered conditions.Therefore, option C. is the correct option.
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How are eukaryotic cells different from prokaryotic cells? select the two answers that are correct.
Eukaryotic cells are different from prokaryotic cells in the following ways:
Eukaryotic cells have organelles, whereas prokaryotic cells do not.Prokaryotic cells are generally smaller than eukaryotic cellsWhat are eukaryotic cells?Eukaryotic cells are complex cells in which the genetic material is organized into membrane-bound nuclei.
On the other hand, prokaryotes are organisms whose cells are characterized by the absence of a nucleus or any other membrane-bound organelles.
Therefore, it can be said that eukaryotic cells are different from prokaryotic cells in the following ways:
Eukaryotic cells have organelles, whereas prokaryotic cells do not.Prokaryotic cells are generally smaller than eukaryotic cellsThe options to the incomplete question is as follows:
Prokaryotic cells have a nucleus, whereas eukaryotic cells do not.Prokaryotic cells use RNA, whereas eukaryotic cells use DNA.Eukaryotic cells have ribosomes, whereas prokaryotic cells do not.Eukaryotic cells have organelles, whereas prokaryotic cells do not.Prokaryotic cells are generally smaller than eukaryotic cellsLearn more about eukaryotic cells at: https://brainly.com/question/11351358
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What happens physically when someone is born a male but produces female hormones
If a mammal animal is born as a male but produces female hormones then it will generate morphological traits as a female, thereby affecting whole developmental patterns.
What are female hormones?Female hormones can be defined as the chemical messengers that specify the development of female structures and secondary sex characteristics.
The main female hormones include estrogen and progesterone, while the main male hormone is testosterone.
In conclusion, if a mammal animal is born as a male but produces female hormones then it will generate morphological traits as a female associated with these hormones, thereby affecting whole developmental patterns.
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Suggest features that an organism may have in order to survive in a given habitat
Answer:
structural, behavioral, or physiological. Structural adaptations are physical features of an organism, such as shape, body covering, armament, and internal organization.
Explanation:
These traits include beak strength, color, claws, webbing on feet, teeth, etc. Behaviors could be territorial, protective of nests, alert, and so on.
A study shows that a new pesticide is safe for use on food crops. The researcher who conducted
the study works for the pesticide company. What potential biases may have affected the study?
Answer:
Funding Bias
Explanation:
Funding Bias or Funding Outcome Bias refers to the tendancy of a scientific study or research to support the interests of the study's financial sponsor.
The potential that biases may have affected the study is the researcher most likely left out other data that might have supported that the pesticide wasn't safe on food crops.
What are pesticides?Pesticides are chemicals that are used in crops to remove or kill insects that feed on crops or impact the crops. These pesticides are made up of harmful chemicals, so they also impact the crops and the organism that eat the crops.
Here, the study is showing the adverse effect of pesticides, which could show by the proven effect on organisms in the experiment.
Thus, the researcher most certainly omitted further data that could have provided evidence that the pesticide wasn't safe for use on food crops, raising the possibility that biases may have skewed the study.
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After observing the characteristics and movement of the protist paramecium does it appear more plantlike, fungus-like or animal-like?
After observing the characteristics and movement of the protist Paramecium, it appears more animal-like.
Paramecium is a unicellular organism belonging to the group of ciliates. It exhibits animal-like characteristics and behaviors. Paramecium moves by using hair-like structures called cilia, which beat rhythmically to propel the organism through its environment. This type of movement is more typical of animal cells.
Additionally, Paramecium is heterotrophic, meaning it obtains its energy by ingesting other organisms or organic matter. It feeds on bacteria and other small microorganisms present in its habitat. This mode of nutrition is typical of animals.
While Paramecium shares some similarities with plants and fungi in terms of being eukaryotic organisms, it lacks characteristic features of plant cells (such as chloroplasts for photosynthesis) and fungal cells (such as cell walls composed of chitin). These distinguishing features align Paramecium more closely with the animal kingdom.
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What are the two main laws for inheritance
Answer:
Offspring therefore inherit one genetic allele from each parent when sex cells unite in fertilization. 2) The Law of Independent Assortment: Genes for different traits are sorted separately from one another so that the inheritance of one trait is not dependent on the inheritance of another.
Explanation:
you know ;)
Answer: The Law of Segregation: Each inherited trait is defined by a gene pair.
The Law of Independent Assortment: Genes for different traits are sorted
Explanation:
Which has the lowest albedo?
A. An icy lake
O B. A white sidewalk
O C. A blacktop highway
O D. A pond
Answer: a blacktop highway
Answer:
Explanation:
Blacktop highway