human hair type is transmitted as an (autosomal) incomplete dominant trait. if curly-haired paul marries straight-haired pam, what percent of their children would have curly hair?
Answers
Human hair type is transmitted as an (autosomal) incomplete dominant trait, so if curly-haired Paul marries straight-haired pam, percent of their children that would have curly hair is 0%.
What is an autosomal incomplete dominance?Incomplete dominance is a form of gene interaction where both alleles of gene at a locus are partially expressed, resulting in an intermediate or different phenotype. It is also called partial dominance.
This pattern of inheritance is described as incomplete dominance because neither of the alleles is completely dominant over the other as both alleles can be seen at the same time. For example: allele for red flowers is incompletely dominant over the allele for white flowers, so Red + white = pink.
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Related Questions
Why do you think genetic orders do not completely disappear from the human population, even though there are great researchers and excellent health care? PLS HELP
Answers
Answer:
Because we have not yet figured out to successfully remove/change genes on a large scale. Once we do, genetic disorders will no longer be as prevalent.
Explanation:
Braintliest please.
As a way to reduce the number of cases of malaria, a human tropical disease, a specific DNA sequence is inserted into the reproductive cells of Anopheles mosquitoes. Which process was most likely used to alter these mosquitoes? Explain your answer
A. cloning studies
B. genetic engineering
C. natural selection
D. random mutations
Answers
Answer:
B. genetic engineering
Explanation:
In the chart above, which of the sequences describes a negative consequence of deforestation?
A. Sequence A
B. Sequence B
C. Sequence C
D. Sequence D
Answers
Answer:
C. Sequence C
Explanation:
Deforestation means cutting down of trees so it will lead to soil erosion and flooding
Answer:
C
Explanation:
What is a vector
A quantity that has both mass and speed.
A quantity that has both size and direction. Help asap
Answers
Explanation:
As I think Option 2 is the correct one.
A strand of DNA contains the bases adenine, cytosine, cytosine, and guanine, in that order. Which would be the order
of the bases on the opposite strand of DNA?
cytosine, adenine, adenine, and thymine
cytosine, thymine, thymine, and adenine
thymine, guanine, guanine, and cytosine
thymine, adenine, adenine, and cytosine
It’s C on edgenuity Cumulative exam review
Answers
Answer: thymine, guanine, guanine, and cytosine
Explanation:
A pairs with T
G pairs with C
Use the lists below to answer the question.
Cell Structures Observed in Two Organisms
Cell Structures in Organism 1
cell wall
endoplasmic
reticulum
Golgi body
chloroplasts
.
mitochondria
nucleus
ribosomes
vacuole
Cell Structures in Organism 2
cell membrane
endoplasmic
reticulum
Golgi body
mitochondria
nucleus
ribosomes
A student made lists of structures observed in cells from two different organisms. Which
statement describes the most likely difference in the way that organism 1 and organism 2
obtain energy?
Answers
Plant and animal cells differe in some of their structures, like the cell wall, chloroplasts, and a big vacuole present in the plant cell but not the animal cell. D) Only organism 1 uses solar energy to make energy-rich compounds.
How do plant and animal cell differe?Both the animal and plant cells are eukaryotic. They carry their genetic material in the nucleus and mitochondria. Organelles are located in the cytosol, and both of them are surrounded by a protector cell membrane.
However, they have some differences:
Cell wall: A rigid structure that provides support and protection.
• Animal cells do not have a cell wall. They are only surrounded by the cell membrane, which is flexible so they can adopt different shapes.
• Plant cells have a wall, so their shape is usually prismatic and regular. The cell wall is composed mainly of cellulose.
Chloroplast: these are organelles that accumulate chlorophyll.
• Animal cells do not have chloroplasts because they do not photosynthesize.
• Plant cells have chloroplasts, and they are in charge of the photosynthesis process that allows plants to release oxygen. These organelles use solar light as the source of energy.
Vacuoles:
• Animal cells have many and small vacuoles whose function is to store water, ions, and waste intracellular substances.
• Plant cells have a unique big-sized vacuole that might occupy almost 90% of the cell. Their principal function is to store water and keep the turgidity. When the vacuole gets empty, the plant loses rigidity.
Other differences are:
The animal cell has centrioles, while the vegetable cell does not.Plasmodium, chromoplasts, and glyoxysomes are present in the vegetable cell but not in the animal cell.Option D is correct. Only organism 1 uses solar energy to make energy-rich compounds.
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what is the main function of the muscular diaphragm?
Answers
The main function of the muscular diaphragm is to separate the thoracic cavity, which contains the heart and lungs, from the abdominal cavity, which contains the digestive organs.
When the diaphragm contracts, it moves downward and creates negative pressure in the chest, which allows air to flow into the lungs and facilitates breathing. When the diaphragm relaxes, it moves back up to its resting position and helps to expel air from the lungs. Additionally, the diaphragm plays an important role in controlling intra-abdominal pressure during activities such as coughing, vomiting, and defecation. The diaphragm is a vital muscle for respiration and proper functioning of the body's organs.
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which type of resource is better for the environment and why?
Answers
Answer:
Nevertheless, the thirst for development and money might have driven us too far that we forgot fossil fuels represent a nonrenewable source of energy. They are very useful indeed, but our planet holds limited resources of fossil fuels. Most likely, when we would have explored all of them, we would be forced to use renewable sources of energy. Therefore, wind power, solar power, and hydropower will become more popular than we think now.
Hopefully, this helps! :D
Which cells in your body goes through mitosis the most and least?
Answers
Answer:
Somatic cells in your body goes through mitosis the most. And
Gamete cells in your body goes through mitosis the least.
Mitosis occur most in somatic cell and least occur in germ cell of the body.
What is mitosis?Mitosis is process occur both in unicellular and multicellular organisms, the division of the cell where the number of chromosomes remains the same, except in the case of germ cells where the number of chromosomes become half.
In this stage of cell cycle the nucleus of a cell is divided into two nuclei having equal amount of genetic material and produce both the daughter nuclei.
It is succeeded by cytoplasmic division after the separation of the nucleus. It is important for the growth of the cells and the replacement of worn-out cells.
In every cell division, production of two daughter cells are from the parent cell; It is also known as equational cell division because the chromosome number in the parent cell and daughter cell is the same.
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in what ways is the is the structure of a chicken wing similar to the structure of a human
Answers
Answer:
Chickens and humans have the same type of tissue and cartilage. They both share epithelial tissue, muscle tissue, and connective tissue. All of these tissues hold and make up the structure of a human arm and chicken wing. Cartilage form the joints between bones.
Explanation:
the pressure exerted on animal body surfaces by the gases in air is known as_____pressure. multiple choice question. vapor hydrostatic dynamic atmospheric
Answers
The pressure exerted on animal body surfaces by the gases in the air is known as atmospheric pressure. Thus, Atmospheric is the answer.
The force per unit area that an atmospheric column exerts is known as atmospheric pressure, which is also known as barometric pressure. A mercury barometer (hence the commonly used synonym barometric pressure) can be used to measure atmospheric pressure because it displays the height of a mercury column that precisely balances the weight of the atmosphere over the barometer.
In other words, the atmosphere that surrounds the earth exerts pressure on any item, including the human body and the bodies of all other living organisms, as a result of gravity. The atmosphere's pressure is known to change frequently. Although it is undeniably important, the direct impact of atmospheric pressure on living things has received scant attention up to this point.
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A squid’s alimentary canal is relatively short, and its liver is not adapted for energy storage. What might this mean about digestive efficiency or food requirements of squid compared with humans?
Answers
The human digestive system is better than digestive system of squid.
This mean that the digestive efficiency of human is better than squid because human can store energy in the liver and use it when it is needed whereas squid has lack the storage capability. The food requirements of human is also different from squid. The efficiency of the digestive system of human is higher than squid due to storing of energy in their bodies so we can conclude that the human digestive system is better than digestive system of squid.
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Identify the organ systems in your body that need to work together when dancing, eating bread, writing on a piece of paper.
Answers
Answer:
Muscular system, nervous system, skeletal system
Digestive system, blood circulatory system, respiratory system
Nervous system, muscular system, skeletal system
1-Muscular system: The muscles in the body need to work together to produce the movements and poses associated with dancing.
2-Skeletal system: The bones in the body provide the structure and support needed for dancing, allowing the body to move and perform various positions and movements.
3-Cardiovascular system: The heart and blood vessels in the body need to work together to pump oxygen-rich blood to the muscles being used in dancing, providing the energy needed for movement.
4-Nervous system: The nerves in the body help to coordinate and control the movements of the muscles and other organ systems during dancing.
When eating bread, the following organ systems in the body need to work together:
1-Digestive system: The digestive system is responsible for breaking down the bread into smaller molecules that can be absorbed and used by the body for energy. This process involves the mouth, teeth, esophagus, stomach, small intestine, and large intestine.
2-Cardiovascular system: The heart and blood vessels help to transport nutrients and oxygen to the cells of the body, providing the energy needed to power the processes of digestion and metabolism.
3-Muscular system: The muscles in the body, particularly those in the mouth and throat, are used to chew and swallow the bread.
When writing on a piece of paper, the following organ systems in the body need to work together:
1-Muscular system: The muscles in the hands, arms, and shoulders are used to hold and control the writing implement, and to make the movements needed to write on the paper.
2-Skeletal system: The bones in the hands, arms, and shoulders provide the structure and support needed to hold and move the writing implement, and to maintain proper posture while writing.
3-Nervous system: The nerves in the body help to coordinate and control the movements of the muscles, allowing the person to write with precision and control.
4-Cardiovascular system: The heart and blood vessels help to transport oxygen and nutrients to the cells of the body, providing the energy needed to power the processes of muscle movement and coordination
_____ involves muscle contractions in the small intestine that mix its contents with digestive juices.
Answers
The process that involves muscle contractions in the small intestine that mix its contents with digestive juices is called segmentation. Segmentation is an essential process that helps to increase the surface area of the food for better absorption of nutrients.
Segmentation is a process where the muscles in the small intestine contract and relax rhythmically. This action helps to move the contents in the small intestine back and forth to mix them with digestive juices. It is also called the 'mixing and chopping' movement that occurs in the small intestine.
This process is crucial because it helps to break down the food into smaller pieces to increase the surface area. Once the food particles are small enough, they are easier to absorb by the villi in the small intestine. Segmentation also helps to slow down the food passage, which allows enough time for nutrient absorption to take place.
In conclusion, segmentation is an essential process that occurs in the small intestine. The muscle contractions help to mix the contents of the small intestine with digestive juices to increase the surface area for better absorption of nutrients.
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do you guys check the answers? some of the answers are wrong and made me fail my test!
Answers
Answer:
some people don't check their answers and just type anything, but i try to make sure my answers are correct
Explanation:
: suppose an individual carried a dominant inherited mutation that prevented the normal successful development of myeloid stem cells. which type of blood cells would most likely be absent from this individual?
Answers
If a mutation prevents the successful development of myeloid cells then erythrocytes, monocytes, macrophages, neutrophils, basophils, eosinophils, and platelets will be absent in a person.
Hematopoiesis is a process in which all mature blood cells are formed. In vertebrates (including humans) this process usually takes place in the bone marrow. All blood cells are developed from hematopoietic stem cells. These cells give rise to two different cell lines myeloid and lymphoid.
Myeloid cell lines give rise to erythrocytes, monocytes, macrophages, neutrophils, basophils, eosinophils, and platelets. Hence the absence of myeloid cells prevents the development of the cells mentioned above. Lymphoid cell lines give rise to T-cells, B-cell, and natural killer cells.
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how will you justify that plate tectonics or movement of plate boundaries is also beneficial to us
Answers
Answer:
Plate boundaries are important because earthquakes and volcanoes are frequently associated with them. Massive quantities of energy can be emitted in the form of earthquakes as the Earth's tectonic plates grind past each other.
Hope this help!
Explanation:
Why is less energy needed for reaction to occur when enzyme is present?
Answers
Answer:
enzymes don't affect the free energy of the reactants or products
Explanation:
That is, they don't change whether a reaction is energy-releasing or energy-absorbing overall. That's because enzymes don't affect the free energy of the reactants or products. Instead, enzymes lower the energy of the transition state, an unstable state that products must pass through in order to become reactants.
O processo de excreção permite que o homem se livre de substâncias que são tóxicas e inúteis ou que estão em excesso. Em condições fisiológicas normais, uma pessoa saudável deve eliminar, na urina: a. Agua, uréia, sais minerais e pigmentos. b. Agua, ácido úrico, proteínas e glicose. c. Agua, uréia, glicose e sais minerais. d. Agua, proteínas, sais minerais e pigmentos. e. Agua, amônia, hormônios e polissacarídeos.
Answers
Answer:
a. Water, urea, mineral salts and pigments
Explanation:
The composition of urea of a normal healthy human consist of Water, urea, mineral salts and pigments. The water which is present in excess amount in our body will be removed by the body. Our body need salts in low amount which is taken from the food while the excess amount of salts and some pigments in the foods are also removed through the process of excretion and added into the urine. Due to these pigments, the color of urine is yellowish.
Which organ systems work together to supply nutrients and oxygen to the brain? A. the skeletal, immune, and excretory systems B. the muscular, endocrine, and reproductive systems C. the nervous, lymphatic, and skeletal systems D. the digestive, respiratory, and circulatory systems
Answers
Answer:
D
Explanation:
In the citric acid cycle (also called the Krebs cycle), ATP molecules are produced by _____.
a. cellular respiration
b. photosynthesis
c. photophosphorylation
d. substrate-level phosphorylation
e. oxidative phosphorylation
Answers
In the citric acid cycle (also called the Krebs cycle), ATP molecules are produced by oxidative phosphorylation. The correct option is e.
What is oxidative phosphorylation?Electron transfer from the citric acid cycle's energy precursors (step 3) causes oxidative phosphorylation, which phosphorylates ADP to produce ATP. The enzymes are used by cell to oxidize nutrients.
The oxidation of substrates and the synthesis of ATP are processes that are connected during oxidative phosphorylation, which takes place in the mitochondria of all animal and plant tissues.
Therefore, the correct option is e. oxidative phosphorylation.
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Which of the following vitamins is absorbed in the ileum after binding to intrinsic factor?
A. Vitamin B6
B. Vitamin B12
C. Vitamin C
D. Vitamin D
Answers
The vitamin that is absorbed in the ileum after binding to the intrinsic factor is Vitamin B12 (Option B).
Intrinsic factor is required for the absorption of Vitamin B12, which is also known as cobalamin. The vitamin is released from proteins in food in the stomach and then binds to the intrinsic factor, which is a glycoprotein that is produced in the stomach. The vitamin-intrinsic factor complex is then carried to the ileum, where it is absorbed.
Vitamin B12 is essential for the formation of red blood cells, the functioning of the nervous system, and the metabolism of certain amino acids and fatty acids. It is found naturally in animal products such as meat, fish, and dairy products. Vegans and vegetarians may need to supplement their diets with Vitamin B12 to ensure they are getting enough.
Thus, the correct option is B.
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In Australia, which day falls closest to January 1?
А
The vernal equinox
B
The autumnal equinox
С
The summer solstice
D
The winter solstice
Answers
The day that falls closest to January 1 is the summer solstice. The correct option is C.
What is The Summer Solstice?The summer solstice, also known as the estival solstice or midsummer, occurs when one of the Earth's poles is at its most tilted toward the Sun. It occurs twice a year, once in each hemisphere.
Summer solstice, the two times of the year when the Sun's path in the sky is farthest north in the Northern Hemisphere (June 20 or 21) or farthest south in the Southern Hemisphere (June 20 or 21). (December 21 or 22). The seasonal arrangement of the Earth and Sun.
The summer solstice is the longest day of the year because the sun is furthest away from the equator. Since the Neolithic era, it has been recognized as the peak of summer - or midsummer.
Thus, the correct option is C.
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Please help! I can’t figure this out
Answers
select it’s offspring is genetically identical and unselect produces genetically different offspring
reason: if it’s asexual it only requires one parent organism which would mean there is no other factor in the dna!
at what temperature do most foodborne pathogens grow most quickly?
Answers
Food pathogens must thrive in a zone between 41 and 135 degrees because they need oxygen to grow.
What are the causes of foodborne diseases?
Foodborne illnesses are brought on by food contamination, which can happen at any point in the chain of food production, distribution, and consumption. They may be caused by a variety of environmental toxins, such as food processing and storage practices that are dangerous, air, water, and soil pollution.Retail food establishments' food safety procedures continue to be essential for reducing foodborne illness.Studies like this one provide knowledge that decision-makers can use to take actions that will lessen the occurrence of risk factors that result in foodborne disease.Despite the fact that everyone is susceptible, some persons are more likely to contract a foodborne illness.To learn more about Food pathogens refer to:
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Consider the uninoculated lysine decarboxylase tube.
A.Is the uninoculated tube a positive or a negative control?
B. what information does the uninoculated tube provided ?
Answers
A. The uninoculated tube is a negative control. B. The uninoculated tube provides information about the absence of contamination or spontaneous decarboxylation.
What information does the uninoculated lysine decarboxylase tube provide?A. The uninoculated lysine decarboxylase tube serves as a negative control.
In microbiology experiments, negative controls are used to determine the absence of the expected response or activity. In this case, the uninoculated lysine decarboxylase tube does not contain any bacterial or microbial inoculum. Therefore, it does not have the necessary components for lysine decarboxylase enzyme production or activity. As a result, it should not exhibit any positive reaction or color change related to lysine decarboxylation.
B. The uninoculated tube provides information about the absence of contamination or spontaneous decarboxylation.
The uninoculated lysine decarboxylase tube serves as a baseline reference to assess the occurrence of spontaneous decarboxylation or contamination during the experiment. By observing the uninoculated tube, we can verify that the medium used does not inherently possess decarboxylase activity and that the color change or any positive reaction observed in other tubes is solely due to the presence of the target organism.
If the uninoculated tube shows no color change or positive reaction, it confirms that any observed positive reactions in other tubes are likely a result of the specific enzymatic activity of the inoculated organism rather than spontaneous decarboxylation or contamination of the medium.
Therefore, the uninoculated tube acts as a negative control by providing information about the absence of contamination or spontaneous decarboxylation and helps ensure the accuracy and reliability of the experimental results.
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True or False
If the statement is true, write "true." If it is false,
change the underlined word or words to make
the statement true.
Hi
1. Chromosomes are made up of nucleic
acids.
2. Vacuoles are the cell's powerhouses.
3. The endoplasmic reticulum is the “brain"
of the cell.
4. Yeasts perform a type of respiration
called fermentation.
5. Oxygen and ATP are the end products of
respiration.
6. In phase 3 of cell division (metaphase),
chromosomes attach to the spindle.
7. The movement of water through a cell
membrane is called diffusion.
8. Tissues make up the second level of
organization in living things.
98
Answers
Answer:
What are you kids doing these days
Explanation:
frfr
Which occurs in the integumentary system after a deep injury occurs to the system?
Multiple choice question.
A)
Red blood cells fight off pathogens.
B)
Blood quickly clots to form a scab.
C)
Epidermis cells increase their size.
D)
Dermis cells close the injured vein.
Answers
Answer: The correct answer is B
When an individual perceives an event (stressor) as stressful, the _____________ controls the activation of the endocrine system and the (autonomic) nervous system?
Answers
Answer: hormones
Explanation: It uses hormones to control and coordinate your body's metabolism, energy level, reproduction, growth and development, and response to injury, stress, and mood in your body.
Influenza is a bacterial infection whose symptoms include sore throat and fever. True or False
Answers
Answer: Im positive is true i hope this helps
Explanation: i leanded this last year