Answer:
The digestive system works very closely with the circulatory system to get the absorbed nutrients distributed through your body. The circulatory system also carries chemical signals from your endocrine system that control the speed of digestion.
i hope this helps :)
Explanation:
Answer:
The digestive system works very closely with the circulatory system to get the absorbed nutrients distributed through your body. The circulatory system also carries chemical signals from your endocrine system that control the speed of digestion.
Explanation:
determine the amino acids that will be encoded by this sequence. add the amino acids from left to right in the order the amino acids will be translated.
The amino acid sequence encoded by this DNA sequence would be: methionine-arginine-threonine-valine.
The sequence of the DNA will be transcribed into mRNA, and then translated into a sequence of amino acids. The process of translation involves the recognition of the codons (three-nucleotide sequences) on the mRNA by the corresponding aminoacyl-tRNA synthetase enzymes, which attach specific amino acids to the tRNA molecules.
Assuming that we have the DNA sequence available, we can determine the corresponding mRNA sequence by using the rules of transcription (A-U, T-A, C-G, G-C) and replacing T with U. Then, we can divide the mRNA sequence into codons of three nucleotides each and use the genetic code to find the corresponding amino acid for each codon.
For example, let's say that the DNA sequence is "ATGCGTACCTAAGT". The corresponding mRNA sequence would be "AUGCGUACCUAAGU". Dividing the mRNA sequence into codons, we get "AUG-CGU-ACC-UAA-GUA". Using the genetic code, we can find the amino acid corresponding to each codon: methionine (AUG), arginine (CGU), threonine (ACC), stop (UAA), and valine (GUA).
Therefore, the amino acid sequence encoded by this DNA sequence would be: methionine-arginine-threonine-valine. It is important to note that this is a simplified example, as real DNA sequences can be much longer and more complex, and can also contain introns that need to be spliced out during mRNA processing.
To know more about amino acid sequence, refer
https://brainly.com/question/30402549
#SPJ11
what can be burned in a lamp as a heat source
Answer:
oil can be burned in a lamp
Hemoglobin, insulin, albumin, an maltose, which are composed of chains of amino acids, are examples of
Answer:
Proteins
Explanation:
These are all examples of proteins
As a protein, insulin is made up of two chains A and B each of these chains have 21 and 30 amino acids.
As a protein, haemoglobin has 4npolypeptides chains. Each of these chains have greater than 140 amino acids. The chains are attached to a heme group.
Albumin is also a protein. It's composition is about 69% of blood protein. It is made by the liver.
Maltose is a disaccharide
a. How does the DIY DNA extraction compare to an extraction using a kit? Why?
b. How can you tell?
a. DIY DNA extraction methods typically use household ingredients and may lack specialized reagents for optimal yield, purity, and efficiency compared to extraction kits designed with standardized protocols.
b. Differences can be assessed through factors such as protocol complexity, DNA yield, purity assessment, and reproducibility of results between DIY and kit-based extractions.
a. The DIY DNA extraction and an extraction using a kit can differ in several aspects:
Ease of Use: DIY DNA extraction methods often utilize household ingredients and materials, making them simpler and more accessible for amateur scientists or educational purposes. Kits, on the other hand, are specifically designed with pre-measured reagents and detailed protocols, providing a standardized and user-friendly approach.
Efficiency and Yield: DNA extraction kits typically incorporate optimized protocols and specialized reagents that ensure higher efficiency and yield of extracted DNA. DIY methods may not always achieve the same level of efficiency, leading to lower DNA recovery or potential contamination.
Purity and Quality: DNA extraction kits generally include steps and reagents to remove contaminants (such as proteins and RNA) and ensure higher purity of the extracted DNA. DIY methods may lack these purification steps, resulting in impurities or degraded DNA.
b. A few indicators can help determine the differences between DIY DNA extraction and kit-based extractions:
Protocol Complexity: Comparing the step-by-step procedures of DIY methods and kit-based methods can reveal differences in complexity and the presence of additional purification or quality control steps in kits.
DNA Yield: Quantifying the yield of extracted DNA can provide insights into the efficiency of the extraction method. If the yield from a DIY extraction is consistently lower compared to a kit-based extraction, it suggests that the kit-based method may be more efficient.
Purity Assessment: Evaluating the purity of the extracted DNA can be done through techniques such as spectrophotometry or gel electrophoresis. If the DNA extracted using a kit shows less contamination or degradation than the DIY-extracted DNA, it indicates better quality control in the kit-based method.
Reproducibility and Consistency: Performing multiple extractions using both the DIY method and a kit and comparing the results for consistency and reproducibility can also indicate differences in performance and reliability.
It's important to note that DIY DNA extraction methods can be useful for educational purposes or preliminary experiments, but for more precise and standardized results, DNA extraction kits developed by reputable manufacturers are generally recommended.
learn more about DNA here
https://brainly.com/question/30006059
#SPJ11
In pulmonary ventilation, the movement of gases is between the ______ and the ______. Multiple choice question.
In pulmonary ventilation, the movement of gases is between the atmosphere and the alveoli.
What are alveoli?The alveoli (singular alveolus) are sacs that fill with air during the respiratory process of higher animals.
These structures (alveoli) are located in the lungs where function to change oxygen and CO2.
In conclusion, gases move between the atmosphere and the alveoli.
Learn more about pulmonary ventilation here:
https://brainly.com/question/1933493
#SPJ1
people with red hair usually have very light skin. What might be a genetic explanation for this observation?
Answer:
People with red hair usually have very light skin. What might be a genetic explanation for this observation? most color pigmentation goes towards hair and not much is left for skin.
Explanation:
People with red hair usually have very light skin is that most color pigmentation goes towards hair and not much is left for skin.
Why do redheads have pink skin?Pheomelanin ranges from red to pink. Redheads have much more pheomelanin than eumelanin in their bodies
Thus, most color pigmentation goes towards hair and not much is left for skin.
To learn more about skin click here:
https://brainly.com/question/9665763
Help help help plz plz ASAP ASAP
How do evolutionary biologists view the notion of biological ""progress""?.
Evolutionary biologists generally do not view the notion of biological "progress" as a linear or goal-oriented process. Instead, they recognize that evolution is a complex and multifaceted process that is shaped by many factors, including genetic variation, natural selection, and environmental pressures.
While some traits may confer a selective advantage in certain environments, there is no inherent hierarchy or directionality to evolutionary change. Therefore, the concept of biological "progress" is not a useful or accurate way to describe the evolutionary process.
Evolutionary biologists generally view the notion of biological "progress" as a complex and potentially misleading concept. They argue that evolution does not necessarily move in a linear direction towards "improvement" or "progress." Instead, it operates through a process of natural selection, wherein organisms with advantageous traits are more likely to survive and reproduce, passing on those traits to future generations. This process can lead to increased adaptation and diversification among species, but it does not inherently imply a progression towards a "better" or more advanced state.
In summary, evolutionary biologists view the notion of biological "progress" with caution, emphasizing that evolution is a process driven by natural selection and adaptation, rather than a linear progression towards a predefined goal.
Learn more about biological progress here,
https://brainly.com/question/17359436
#SPJ11
Do you have the answer
Answer:
A sun shine
Mark me the brainlest
describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels.
Answer:
Explanation:
the sperm travels from the testes to the epididymis, then to the vas deferens, then to the prostate, and ultimately to the urethra.
How much energy is lost at each level or organization
Which scientists showed that organisms do not grow spontaneously in beef broth?
Answer:
Louis Pasteur
Explanation:
Gave theory of spontaneous generation that states, life arose from non-living things.
Answer:
Louis Pasteur
Explanation:
Ape-x
A conservationists states that "we need to preserve the ocean because 95% of it is yet unexplored". why is ocean exploration important to human society? back your claim by giving three specific examples of how ocean exploration has resulted in the development of technologies that can potentially benefit human society.
Explanation:
Ocean exploration technology has advanced much more than before in the past decade.Ocean exploration can help with monitoring the deep sea.So much ocean explored by scientists begin to propel prediction of marine creatures numbers and direction of environment change, which finally keeps biological balance.Humans actively develop other ocean resources to resolve ore resources and ocean energy resources as one of benefits deep sea exploration.Often, programs in epidemiology and biostatistics are housed in the same department. Why do you think this would be the case?
Programs in epidemiology and biostatistics are housed in the same department because of the close link between the two disciplines.
Epidemiology studies the patterns, causes, and effects of health and disease conditions in defined populations, while biostatistics applies statistical methods to the collection and analysis of biological data.
Through the combination of the two disciplines, it is possible to investigate the effects of environmental factors and health interventions on a population level and help develop evidence-based interventions. Furthermore, studies of this nature often involve collecting and analyzing data from multiple sources and require a case-by-case approach.
By housing both epidemiology and biostatistics in the same department, the programs can more effectively collaborate and create comprehensive research initiatives.
Learn more about epidemiology: https://brainly.com/question/12475020
#SPJ11
chickens have 78 chromosomes. will the cells produced via meiosis be diploid or haploid? how many chromosomes will be present in each cell?
Answer:
The cells produced via meiosis will be haploid.
Meiosis is the process of cell division that occurs in the gonads (ovaries and testes) to produce sperm and egg cells. The purpose of meiosis is to reduce the number of chromosomes in the resulting cells by half, so the cells produced are haploid, meaning they have half the number of chromosomes of the parent cell.
Since chickens have 78 chromosomes, the cells produced via meiosis will have 39 chromosomes in each cell.
Explanation:
Please answer all the following three parts as open-ended questions, I'll surely mark them as Brainliest ;)
Three species of frogs live on the Philippine Islands in different niches. The first species lives on the ground and digs burrows for shelter. The second species lives in small bushes and frequently moves from place to place. The third species spends much of its life in holes in trees. Scientists think the three species have a recent common ancestor that lived only on the ground. They hypothesize that competition played a major role in the frogs’ speciation.
a. Identify a factor that may have caused competition among the original ground-dwelling frogs.
b. Explain how the genetic diversity of the original ground-dwelling frogs allowed them to live in different niches.
c. Using your knowledge of natural selection, explain how living in different niches led to the development of the different species of frogs.
The factor that may have caused this competition is the scarcity of food.
What is natural selection?Natural selection has to do with the idea that species that are better adapted to their habitat live longer and have the opportunity to reproduce and transfer these favorable traits.
The factor that may have caused this competition is the scarcity of food. The original ground-dwelling frogs have different genetic make up which allowed then to live in different conditions ultimately making it possible for them to adapt to various conditions.
Different species of frogs developed as they lived in different niches because the organisms had to develop traits that enable them to survive in new niches which were passed on to offspring ultimately leading to the emergence of new species.
Learn more about natural selection:https://brainly.com/question/9830102
#SPJ1
calculate the difference in blood pressure between the feet and top of the head for a person who is 1.70 g
The difference in blood pressure between the feet and top of the head for a person who is 1.70 meters tall is approximately 17 mmHg.
The difference in blood pressure between the feet and top of the head is due to the effect of gravity on the circulation of blood. Blood pressure is the force exerted by blood against the walls of blood vessels. As blood flows from the heart, it is pumped through the arteries to the rest of the body. When blood reaches the feet, it is at the bottom of the body and must travel against gravity to reach the top of the head. This means that the blood vessels at the top of the head must work harder to push the blood upwards, leading to an increase in pressure. On average, the difference in blood pressure between the feet and top of the head for a person who is 1.70 meters tall is approximately 17 mmHg.
To know more about blood pressure
https://brainly.com/question/4215574
#SPJ4
what finding let Hershey and chase to conclude that the information viruses transfer into bacteria in stored in DNA ?
Hershey and Chase conducted an experiment in 1952 to determine whether DNA or proteins carried genetic information in viruses.
How did they labeled the DNA ?They labeled the viral DNA with radioactive phosphorus and the viral proteins with radioactive sulfur. The labeled viruses were allowed to infect bacterial cells, and the bacteria were then separated from the viral coats using a blender.
The researchers found that the radioactive phosphorus, and thus the DNA, was present in the bacterial cells but that the radioactive sulfur, and thus the proteins, remained in the viral coats.
This finding led Hershey and Chase to conclude that the genetic information viruses transfer into bacteria is stored in DNA, providing crucial evidence for the role of DNA in genetic inheritance.
To know more about genetic inheritance, visit :
https://brainly.com/question/29679846
#SPJ1
Which part of the nail unit is richly supplied with blood vessels and with nerves?
A. lunula
B. nail bed
C. nail folds
D. nail plate
The nail bed is the part of the nail unit that is richly supplied with blood vessels and nerves.
It is a layer of epithelial cells that rests beneath the nail plate and provides a surface for the plate to attach to.
The blood vessels in the nail bed provide nourishment to the nail plate and give it its pinkish hue.
The nerves in the nail bed are sensitive to touch, pressure, and pain, and help to transmit sensory information from the fingertips to the brain.
Injury or infection to the nail bed can cause pain, bleeding, and affect the growth and appearance of the nail.
To know more about epithelial cells, refer here:
https://brainly.com/question/12806192#
#SPJ11
what effects will the melting glaciers have on society?
Mr. B has been transferred to your floor to wait and see whether the chest tube allows his lungs to completely re-expand. But when he arrives, he is in severe respiratory distress. He says "I felt better before I came into the ER! Is this tube doing anything
The question is incomplete,below is the complete question.
Mr. B has been transferred to your floor to wait and see whether the chest tube allows his lungs to completely re-expand. But when he arrives, he is in severe respiratory distress. He says "I felt better before I came into the ER! Is this tube doing anything?"
You tell the Clinical Nurse Specialist (CNS). As the two of you move him into the bed, you notice that his chest tube bottle is lying on its side on the gurney, with air going into it. When you point this out to the CNS, she immediately grabs the bottle and sets it upright on the floor. You see air start bubbling through the fluid right away. "That was the problem!" she says. "They lost the water seal, and air was going into his chest from the bottle. You would not believe how many times that happens on transport." When you examine Mr. B, you have trouble detecting his lung sounds on the left. Even stranger, his apical heart sound is in the wrong place - it is over toward the right side of his chest. His respiration rate and heart rate are both increased, and he is struggling to breathe. "Let's give him a little oxygen. He'll be a lot better in a half-hour," says the CNS. "Check back on him."
QUESTION - Why would accumulation of air in his pleural space cause his heart sounds to be in the wrong place?
Accumulation of air in Mr B pleural space will cause his heart sound to be heard in the wrong place because the left side is his chest is being filled up with air making the organs in his chest to to be pushed over to the right side.
if the codon for phe is 5'- u u c 3' what is the anticodon that would be found on the trna that carries phe?
if the codon for phe is 5'- u u c 3' , AAG is the anticodon that would be found on the trna that carries phe. Their function is to base pair with the codon on a strand of mRNA during translation.
An amino acid's specific genetic information is encoded by a codon, which is a DNA or RNA sequence made up of three nucleotides (also known as a trinucleotide). A trinucleotide sequence called an anticodon is found at one end of a transfer RNA (tRNA) molecule and is complementary to a corresponding codon in an mRNA sequence. During protein synthesis, each time an amino acid is added to a developing polypeptide, a tRNA anticodon couples with the corresponding codon on the mRNA molecule to ensure that the correct amino acid is incorporated into the polypeptide.
learn more about anticodon here
https://brainly.com/question/15057641
#SPJ4
. The Galápagos Islands in the Pacific Ocean
have varied habitats. Adaptive radiation
occurred on these islands in finch populations,
meaning that the finch species that live there
A. have lived unchanged through long periods
of stability
B. have become more like each other in
response to their habitats
C. changed rapidly from an ancestral species
into many new forms
D. changed in response to changes in other
species they interact with
Answer:
b
Explanation:
Adaptive radiation occurred on these islands in finch populations, meaning that the finch species that live there have become more like each other in response to their habitats, hence option B is correct.
What is adaptive radiation?A rapid growth in the number of species sharing a common ancestor that is characterized by high ecological and morphological variety is known as adaptive radiation. It is driven by organisms' ability to adapt to novel ecological situations.
The Galapagos Islands offered numerous open niches to the ancestors of finches without any competing species, which helped to facilitate their adaptive radiation.
These finches have evolved to fill a variety of unfilled niches with various conditions. New species were created as a result of this process.
Therefore, option B is correct.
Learn more about adaptive radiation, here:
https://brainly.com/question/14598336
#SPJ2
why the women have big hips?
Answer:
Explanation:
During adoloscence, many changes occur in boys as well as girls.
Growing of the hip region is one of the changes in women.
Hope this helps
plz mark as brainliest!!!!!!!!!
the difference between lactic acid fermentation and alcohol fermentation
Answer:
In lactic acid fermentation, pyruvate is reduced to lactic acid. ... In alcoholic fermentation, pyruvate is reduced to alcohol and releases carbon dioxide. This type of fermentation is commonly used with yeast to make alcoholic beverages and cause bread to rise.
Explanation:
my grandmother takes a prescription drug that dilates her arterioles. what does this do to her blood pressure? why? multiple choice it falls because this decreases the cross-sectional area of the vessels. it rises because this decreases the cross-sectional area of the vessels. it rises because this increases the cross-sectional area of the vessels.incorrect it stays the same because venules, not arterioles, control blood pressure. it falls because this increases the cross-sectional area of the vessels.
If the prescription dilates the arterioles, then the blood pressure would: option E: it falls because this increases the cross-sectional area of the vessels.
By relaxing the smooth muscle in blood arteries, a medication that dilates arterioles can lower blood pressure by causing the capillaries to expand. As a result, the heart doesn't have to work as hard to pump blood through the veins since it flows more smoothly. Some hypertension medications, such calcium channel blockers, also cause blood vessels to enlarge.
Vasodilators are medications that cause blood vessels to dilate. (dilate). They affect the artery and vein lining muscles, preventing tightening and constriction of the walls. Blood is able to flow through the vessels more readily as a result. Reduced cardiac effort results in lower blood pressure.
To know more about the dilation of arterioles, refer:
https://brainly.com/question/15115120
#SPJ4
Correct question is:
My grandmother takes a prescription drug that dilates her arterioles. what does this do to her blood pressure? why? multiple choice
it falls because this decreases the cross-sectional area of the vessels.
it rises because this decreases the cross-sectional area of the vessels.
it rises because this increases the cross-sectional area of the vessels.
it stays the same because venules, not arterioles, control blood pressure.
it falls because this increases the cross-sectional area of the vessels.
which treatment for cancer offers the greatest chances for cure
The most effective treatment for cancer is the one that completely eliminates the cancer cells and prevents them from coming back. This is known as a cure.
Surgery is often the most effective treatment for localized cancers, such as early-stage breast, colon, or lung cancer. Radiation therapy and chemotherapy are often used in conjunction with surgery to increase the chances of a cure.
For cancers that have spread to other parts of the body, a combination of chemotherapy and targeted therapies may be the most effective treatment option.
Immunotherapy, which works by boosting the body's immune system to attack cancer cells, is also a promising new treatment for various types of cancer.
Ultimately, the choice of treatment depends on many individual factors and requires careful consideration by a team of healthcare professionals.
To know more about cell click here
brainly.com/question/19138651
#SPJ11
HELP PLZ only if you know 11 points
Examine the image. Explain how the spider’s genes and environment have influenced its characteristics.
he blends in with the flower so his blood made his skin color white with yellow/orange.
hope i helped!
Question 2 of 10 Which mutation would likely have the largest effect on an enzyme? A. A deletion of three nucleotides near the end of the gene B. A frameshift mutation near the end of a gene C. An insertion of three nucleotides near the end of the gene D. A substitution that produces a stop codon at the beginning of a gene
A frameshift mutation near the end of a gene would likely have the largest effect on an enzyme.
option (B) is the correct answer
Mutations are the changes that occur in the DNA sequence of an organism.
Mutations can occur due to various reasons like errors in DNA replication, exposure to radiation or chemicals, and so on. These mutations can have different effects on an organism depending upon the type and location of the mutation. Mutations can be beneficial, harmful or neutral.
In the case of enzymes, mutations can affect their structure and function, thereby influencing the ability of the enzyme to perform its function.
A frameshift mutation near the end of a gene.
A frameshift mutation is a type of mutation that occurs due to the insertion or deletion of one or more nucleotides in the DNA sequence.
This mutation shifts the reading frame of the codons and changes the amino acid sequence of the protein.
As a result, the protein produced is usually non-functional or partially functional.
A frameshift mutation near the end of the gene is likely to have the largest effect on an enzyme because it will affect the production of the enzyme itself.
This will lead to a decrease in the amount of functional enzyme available, which in turn will affect the enzymatic activity.
option (B) is the correct answer
For more such questions on Mutations
https://brainly.com/question/14438201
#SPJ8
what is the full form of ATP?????¿??????????????????
Answer:
The full term is "Adenosine triphosphate".
Explanation: