We can deduce from the list of chromosomes and the aforementioned question that we should expect 15% recombination between the W and G genes since the map distance between them is equivalent to 15 centimorgans. It's a choice (B).
What is centimorgan?The unit for describing a 1% recombination frequency used to measure map distance is the centimorgan (cM). The lowest frequency of recombination, or 3%, is predicted to occur between W and E based on this criterion, we can deduce. Assume P is the epistatic gene in charge of regulating the development of the tail.
The male lacks a tail and is recessive homozygous for the tail length gene, so the genotype of the male is PPtt, in accordance with the question, and the genotype of the female is ppTT. The dominant epistatic allele P specifies that there is no tail formation in the female, who has a long tail. The genotype PpTt and phenotype "no tails" are present in the offspring that is born following mating. Two springs with the same PpTt genotype are being crossed right now. In order to determine the resulting ratio, Punnett square can be used.
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Complete question is " The following is a map of four genes on a chromosome. A---5--W--3--E------12------G. Between which two genes would you expect the highest frequency of recombination?
a. A and G
b. W and G
c. W and E
d. A and W
e. E and G".
What do amino acids, fatty acids, and sugars have in common
A. They are used to make proteins.
B. They are used to lipids.
C. They are made of carbon, oxygen, and nitrogen.
D. They are made of carbon, oxygen, and hydrogen.
Answer:
The answer to this question is C. They are made of carbon, oxygen, and nitrogen.
Explanation:
Have a great day and good luck!
The amino acids, fatty acids, and sugars have in common are they are made of carbon, oxygen, and hydrogen. The correct option is D.
What are amino acids and sugars?Amino acids are organic compounds that are made up of amine and carboxylic groups. They are the building blocks of protein. The basic particle of amino acids is C, H, and O.
Sugars are sweet carbohydrates. They are made up of carbon, hydrogen, and oxygen. The fundamental formula of sugar is C6H12O6. They are the primary source of energy.
Fatty acids provide the structural strength to the body. They are made of carboxylic acid and aliphatic chains. They can be saturated or unsaturated. So these molecules have the same elements, from which they are made.
Thus, the correct option is D. They are made of carbon, oxygen, and hydrogen.
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The new plant produced by the technique of layering must remain attached to the stem of the original plant.
True False
False. The new plant produced by layering does not have to remain attached to the stem of the original plant.
What is layering?Layering is a method of vegetative propagation of plants in which a part of a plant such as a stem or a branch is pegged to a substrate for that part to develop its own root and establish before it is eventually cut off and transplanted to become a new plant.
Layering can be done in 5 ways. These include
Tip layeringSimple layeringCompound layeringMound layeringAir layeringWhatever the method that is used, the new plant only remains attached to the original plant for some time after which it is usually detached or cut off to become an individual plant on its own.
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Answer: it’s false I think?
Explanation: I hope this helps!!!
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
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 deoxyribonucleic acid (dna)? multiple choice question. a component of water artificial life a molecule that encodes genetic instructions a membrane-bounded compartment in the cell
Deoxyribonucleic acid (DNA) is a molecule that encodes genetic instructions.
It is a long chain of nucleotides that carries the genetic information for the growth, development, functioning, and reproduction of all living organisms. DNA is a double-stranded molecule made up of four nitrogenous bases - adenine, thymine, guanine, and cytosine - that pair up in a specific manner. The sequence of these bases determines the genetic code that specifies the traits of an individual. DNA is found in the nucleus of cells and is responsible for the transmission of genetic information from one generation to the next. It is essential for life and plays a critical role in the functioning of all living organisms. In summary, DNA is a complex molecule that encodes genetic instructions and plays a crucial role in the functioning of all living organisms.
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jill is rh negative. her first baby was rh negative. she is pregnant again, but the baby is rh positive. without medical treatment, will jill make antibodies that may attack the baby's blood?
Yes, if Jill's blood comes in contact with the Rh-positive blood of her developing baby during pregnancy or childbirth, her body may produce antibodies against the Rh factor, a protein found on the surface of red blood cells.
This can occur because Jill is Rh-negative and her baby is Rh-positive, which means that the baby's blood cells may enter Jill's bloodstream during delivery or if there is any bleeding during the pregnancy.
The production of Rh antibodies by Jill's immune system can lead to a condition known as Rh incompatibility or Rh disease. These antibodies can cross the placenta and attack the baby's red blood cells, leading to hemolytic anemia (destruction of red blood cells) and potentially causing serious complications such as jaundice, brain damage, and even death.
To prevent this, Jill can receive a medication called Rh immunoglobulin (RhIg) during her pregnancy and after delivery. RhIg works by preventing Jill's immune system from recognizing the Rh factor on her baby's red blood cells and producing antibodies against them. This treatment is highly effective in preventing Rh disease and is a routine part of prenatal care for Rh-negative women who are carrying an Rh-positive baby.
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How do I set up and collect data in a data table and identify trends?
Answer:
Explanation:
To collect information you need to read and understand why it works and make an analysis of what you understood about the information in the table
and this is how you find the trends. A trends can often be found by establishing a line chart. A trendline is the line formed between a high and a low. If that line is going up, the trend is up. If the trendline is sloping downward, the trend is down.
Enamel is the hardest substance in the human body. Justify your answer.
Enamel is indeed the hardest substance in the human body. It is present in teeth of humans. It covers every tooth and provides the hard layer.
Tooth Enamel is hard glossy substance that is comprised of calcium and phosphate mineral crystals which in return makes our teeth more stronger. Teeth enamel care is extremely important to maintain the oral health of teeth.
Tooth Enamel is one of the major tissue that make up tooth in humans. It covers the top layer of the teeth known as Crown. Calcium hardens the tooth enamel. Enamel contains 96% of the minerals. The color of Enamel varies from light yellow to white.
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A long, hairlike structure used for
movement?
Answer:
Flagella
Explanation:
Flagella s used for movement in cells but ressembles
which statement describes a consequence of the process of natural selection? please choose the correct answer from the following choices, and then select the submit answer button.
The statement that describes a consequence of the process of natural selection is: The end result of natural selection is that genetic frequencies tend not to change dramatically in future populations of a species, the correct option is A.
Natural selection is the mechanism by which certain traits become more or less common in a population over time based on their impact on survival and reproduction. Through this process, individuals with advantageous traits are more likely to survive and pass on their genes to the next generation.
As a result, the frequency of those advantageous genes tends to increase over time, while the frequency of less advantageous or detrimental genes decreases, the correct option is A.
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The complete question is:
Which statement describes a consequence of the process of natural selection?
A. The end result of natural selection is that genetic frequencies tend not to change dramatically in future populations of a species.
B. Natural selection leads to the complete extinction of species over time.
C. Natural selection causes individuals within a species to become identical in their genetic makeup.
D. Natural selection results in the immediate adaptation of a species to its environment.
In a laboratory biopsy, a field of 50 bone marrow cells are observed under a
microscope. A special dye is inserted, which only the neutrophils absorb. Then,
the number r of neutrophils in the field is counted.
Although the field size n=50 is fixed, the umber of neutrophils r is a random
variable. Write out all parts that are given.
n=
p=
q=
cc=
mew p^ =
sigma p^=
Answer:
In this scenario, the given information is that the field size n is fixed at 50, and the number of neutrophils r is a random variable. Is there any other information you would like to provide or any specific question you have in mind?
Explanation:
Which is a property of every homogeneous mixture? Each part of the mixture has the same appearance. The mixture is made up of a solid dissolved in a liquid. The characteristics of the mixture change within a single sample. The components of the mixture change within a single sample.
Answer:
Each part of the mixture has the same appearance.
Explanation:
Homogeneous mixture consists of substances that mix evenly. Therefore has same appearance.
The____________is associated with emotional and physical arousal.
sympathetic nervous system
glutamate system
the hippocampus
the post-synaptic nervous system
The sympathetic nervous system is associated with emotional and physical arousal.
In response to stress, danger, or arousal, the sympathetic nervous system, which is a part of the autonomic nervous system, sets off physiological responses like the "fight-or-flight" response. Stress hormones adrenaline and noradrenaline, which increase heart rate, blood pressure, pupil dilation, breathing rate, and alertness, are created.
These physiological adjustments prepare the body for powerful reactions to challenging circumstances. The sympathetic nervous system is important in both physical and emotional arousal. It also helps the body respond to stimuli and adapt to its surroundings.
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identify 3 organisms that belong in the same phylum as Protozoans
Answer:
Algae, Protozoa, Heterotrophs
Explanation:
Wich characteristic of a phospholipid membrane keeps the aqueous environment inside and outside the cell separate?
Answer: The hydrophobic, or “water-fearing,” part of a phospholipid consists of its long, nonpolar fatty acid tails. The fatty acid tails can easily interact with other nonpolar molecules, but they interact poorly with water.
The characteristic of a phospholipid membrane keeps the aqueous environment inside and outside the cell separate and the character is hydrophobic or water fearing.
What is membrane?Cell membrane has been defined as a wall that has differentiated and protect the inner structure of the cell from the outer environment. The main function of the cell membrane has to keep away the toxic material out of the cell. The cell membrane has contain channels as well as receptors that gives permission to only selective permeable membrane to enter into the cell.
Cell cycle has been defined as cycle in which the cell is able to produces, grows and divides. The cell cycle has mainly three steps the first one has been known as G1 phase in which the size of the cell increases, S phase has been synthesis of DNA takes place and the third step has been known as G2 phase in which cell ready to divide.
Cell has been defined as the base of life as it has the structural as well as functional unit of life. Cell has made up of pre existing cells and the cell contain various cell organelles such as the mitochondria, endoplasmic reticulum, ribosomes, golgi appratus, nucleus, and cytoplasm.
Therefore, The characteristic of a phospholipid membrane keeps the aqueous environment inside and outside the cell separate and the character is hydrophobic or water fearing.
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What is used to check the essential nutrients of plants?
a) IDM
b)HPCT
c) Pasteurization
d) Genetic engineering
Answer:
The correct answer is d) Genetic engineering.
Explanation:
Genetic engineering is a technique used to modify the genetic makeup of organisms, including plants. By manipulating the genes of plants, scientists can enhance or introduce specific traits, including those related to essential nutrients.
This allows researchers to check and potentially improve the essential nutrient content of plants.
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NEEDED ASAP
Scientists often will repeat the same experiment several times to make sure that they get consistent results and that things aren't due to pure chance.
Why should good experiments always include many trials?
A. More trials increase the accuracy of results.
B. More trials ensure that the hypothesis is ALWAYS correct
C. It's fun
D. Scientists like to stay busy
A good experiment always must include many trials because more trials increase the accuracy of results (Option A).
What is accuracy in experimentation?Accuracy in experimentation is a fundamental issue that indicates the reliability of the experimental outcomes, i.e., the reliability of the empirical evidence collected by such experiments.
In conclusion, a good experiment always must include many trials because more trials increase the accuracy of results (Option A).
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Institutional review boards determine whether research studies involving human subjects will achieve what?
Institutional review boards (IRBs) determine whether research studies involving human subjects will achieve ethical standards and protect the rights and well-being of the participants. The primary goal of IRBs is to ensure that the benefits of the research outweigh any potential risks or harm to the participants.
To achieve this, IRBs assess various aspects of the research study, including its design, methods, and procedures. They review the informed consent process to ensure that participants are adequately informed about the purpose, procedures, risks, and benefits of the study.
IRBs also examine the qualifications and expertise of the researchers involved and ensure that they have obtained the necessary approvals and permissions.
Additionally, IRBs evaluate the privacy and confidentiality measures in place to protect the participants' personal information. They assess whether appropriate safeguards are in place to minimize any potential harm or discomfort to the participants during the study.
The specific goals of IRBs can vary depending on the jurisdiction and the specific research context. However, their main objective is to safeguard the welfare and rights of human subjects involved in research studies.
By ensuring that research studies meet ethical standards, IRBs help to uphold the integrity of scientific research and protect the well-being of individuals participating in research.
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2) In 1554, a cholera outbreak occurred in London. Cholera is a disease that causes intense diarrhea and can be fatal. At the time, many people believed that diseases were caused by "bad air. John Snow had another idea; he thought that cholera was caused by something in the environment where people lived. He went door to door and made a map showing households that had cholera] He found that most of the cases were near the Broad Street Water Pump. John Snow made a case that the water from the pump was making people sick and the pump was shut down. REASONING: If water was the cause of the sickness, then ...
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
If water was the cause of the sickness, then Dr. Snow had it well shutting down the Broad Street Water Pump.
Dr. John Snow was an English Obstetrician that tried to demonstrate in 1854 that cholera was the cause of many deaths in the water pump of Broad Street, Soho, London. At that time, scientists thought that the disease spread due to bad air, although Dr. Snow tried to prove that contaminated water was the cause. So the decision to shut down the pump was correct, although the London authority had its doubts.
what do grassland africa animas eat?
Answer:
Grazers like zebra and wildebeest eat grass and little else. Browsers giraffes nibble on leaves and shrubs—collectively called “browse”. Some animals, like elephants and impala, go for both. Within each category, animals partition themselves in space.
After a cross, there are three times as many tall plants as there are short plants in the
Answer:
the plant in the F1 were allowed to self-polinat the plant in the p generation are the true breeding
2
It's July, mid-day, record high temperatures, and you're outside playing
basketball with friends. Provide two examples that tell me how your body
is trying to maintain Homeostasis during this event.
Your answer
Why are charophytes ancestors of land plants?
Since the DNA of charophytes is closest of the land plants, this is the reason why the charophytes are their ancestors.
Charophytes belong to a group of green algae, found in the freshwater and brackish water. Some taxa of charophytes are: Penium, Chara, Coleochaete, etc. The pigments present in charophytes are chlorophyll a and b.
Land plants are also designated as the embryophytes. These are the terrestrial green plants in which are present the true roots. It is because of these roots that the plants are able to stand firmly upon the land. There are four categories of lands plants: Bryophytes, Pteridophytes, Gymnosperms as well as Angiosperms.
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Water flowing over land, carrying particles of sediment is called...
Answer:
runoff
Explanation:
researchers often want to isolate a certain type of rna. for some rna species, this can be accomplished via affinity chromatography, using beads coated with chains of poly-deoxythymidine (poly-dt). the desired rna will stick to the beads while unwanted rnas will flow through the column. the retained rna can then be eluted. what rna species can be purified using this method? researchers often want to isolate a certain type of rna. for some rna species, this can be accomplished via affinity chromatography, using beads coated with chains of poly-deoxythymidine (poly-dt). the desired rna will stick to the beads while unwanted rnas will flow through the column. the retained rna can then be eluted. what rna species can be purified using this method? eukaryotic mrna eukaryotic rrna bacterial mrna bacterial rrna
According to the given statement Eukaryotic mRNA species can be purified using this method.
The correct option is C.
What is an eukaryotic ?Any cell or organism that has a distinct nucleus is said to have been eukaryote. The nucleus of a eukaryotic cell, which contains a well chromosomes (bodies holding the genetic material), is protected by a nuclear membrane.
What are eukaryotic cells made of?Eukaryotic cells can also have other organelles outside the nucleus, such as mitochondria, plastids, the endoplasmic, the Golgi apparatus, and lysosomes. Each of these organs carries out a distinct task that is essential to the survival of the cell.
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The complete question is -
Researchers often want to isolate a certain type of RNA. For some RNA species, this can be accomplished via affinity chromatography, using beads coated with chains of poly-deoxythymidine (poly-dT). The desired RNA will stick to the beads while unwanted RNAs will flow through the column. The retained RNA can then be eluted.
What RNA species can be purified using this method?
A. bacterial mRNA
B. bacterial rRNA
C. eukaryotic rRNA
D. eukaryotic mRNA
Using the information in Table 4.1 and Fig. 4.1, describe and explain the importance of diet
when treating children affected by marasmus.
Answer:
You have to provide the information in able 4.1 and Fig. 4.1 for people to be able to answer you question.
Explanation:
The executive summary component of a business plan is to describe
a. where the funds to start and operate your business will come from, when you expect to see
profit, and how much profit you expect to see
b. the size of the market, how your business will fit into the market, and how your business will
stand out from other businesses in the market
C.
d.
the 'big picture' behind your business, what your business has to offer the consumer, and
why your business will be successful
how your business will be organized and what type of management or department structure
your business will have
Please select the best answer from the choices provided
ΟΑ
OB
OC
The 'big picture' behind your business, what your business has to offer the consumer, and why your business will be successful. Option C
What is executive summary component ?An executive summary is a brief but comprehensive overview of a business plan or proposal. It summarizes the main points of the plan or proposal and provides a clear and concise explanation of what the business is, what it offers, and why it will be successful.
The executive summary is typically the first section of a business plan and is designed to provide a snapshot of the plan as a whole, making it easy for investors, lenders, and other stakeholders to quickly understand the key points and decide whether to continue reading the plan in more detail.
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When the energy needs of the body cannot be met in any other way, the last resort of the body is to ______________________.
Answer:
Catabolysis
Explanation:
Catabolysis is the last metabolic resort for the body to keep itself — particularly the nervous system—functional. Protein stores, especially in muscle tissue, provide the amino acids needed for the process.
the sun and soil play extremely important role in the food chain? true or false
Answer:
True
Explanation:
Nothing can grow or be alive without the sun and if the vegetation doesn't grow what will herbivores eat and if there's no herbivores what will the carnivores eat. The same goes for soil.
Answer:
true
Explanation:
without soil and sunlight, then plants wouldn't be able to grow, then those who eat the plants wouldn't be able to live, then those who eat the animals that eat the plants couldn't live, etc. etc. without soil and sunlight, then the entire food chain would be disrupted. there would be no life on earth.
Which statement best explains why radon and krypton do not bond easily with other elements
Answer:They have eight electrons in their valence shells, so they are stable without gaining or losing electrons.
Explanation:
l
Answer:
B
Explanation: I did my research & I am 99.99% sure. Sorry if I'm wrong, but hope this helped.
Explain how the farms upriver were adding to the high nitrate levels. (Gizmo)
Answer:
Farmers were adding high nitrate levels from many large corn farms along the river. ... During the drought, the farmers used extra fertilizer. As rained, the ammonia and nitrate from the fertilizer were washed into the river.