A distribution of variation in a trait, such as height, that does not have any clear cut boundaries between types
a. Haploid Law of Segregation
b. Cystic fibrosis
c. Autosome Law of Independent Assortment
d. Huntington's disease diploid continuous
Answers
A distribution of variation in a trait, such as height, that does not have any clear cut boundaries between types (c) Autosome Law of Independent Assortment.
The alleles of two or more different genes are separately selected into gametes, in accordance with Mendel's law of independent assortment. In other words, an allele for one gene does not affect the allele for another gene that a gamete acquires.
During meiosis, a mechanism known as independent assortment causes the chromosomes to randomly travel to different poles. After meiosis, a gamete will have 23 chromosomes, but independent assortment implies that each gamete will have one of numerous possible chromosome combinations.
During cell division during meiosis, homologous chromosomes are distributed at random to daughter cells, whereas different chromosomes segregate separately from one another. The term for this is independent assortment. It produces gametes with distinctive chromosomal arrangements.
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Related Questions
fatty acid oxidation produces ____. a. ketones b. pyruvate c. acetyl coa d. lactate e. fructose
Answers
Fatty acid oxidation produces acetyl CoA. The correct answer is option C.
During the process of fatty acid oxidation, long-chain fatty acids are broken down into acetyl CoA molecules through a series of enzymatic reactions. Acetyl CoA is a crucial molecule in cellular metabolism and serves as a substrate for the citric acid cycle (also known as the Krebs cycle or TCA cycle), where it enters the cycle to generate energy through the production of ATP. Acetyl CoA can also be used for the synthesis of ketone bodies in certain conditions, such as during prolonged fasting or in individuals following a low-carbohydrate diet. Therefore, the correct answer is option C.
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What is the combination of an electrical gradient and a concentration gradient called?
Answers
The combination of an electrical gradient and a concentration gradient called electrochemical gradient. It is a gradient of electrochemical potential for an ion that move across a membrane.
The gradient has two parts -chemical gradient and electrical gradient. When unequal concentration of an ion across a permeable membrane and the ions moves toward the membrane from the higher concentration to lower concentration through the process of simple diffusion.
If unequal distribution of charges towards the membrane then electric potential generates a force that drive ion diffusion until the equilibrium is attained and both sides are balanced. This electrochemical gradient is important to the operation of batteries and photosynthesis and cellular respiration or other biological processes.
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do deep water organisms have high or low metabolic rate please explain
Answers
Solution:
The deep water organism have low metabolic rate.
In general the metabolic rates of marine organisms in the deep sea are perceived to be low. This is due to the low temperature that prevails in the depths.
The diagram below shows a human sperm cell, which has a specialized taillike structure called a flagellum.
Choose 1 answer:
(Choice A)
A
It allows the sperm cell to function similarly to cells that do not have flagella.
(Choice B)
B
It can cause the sperm cell to move.
(Choice C, Checked)
C
It contains the sperm cell’s DNA.
Answers
A flagellum is an organelle that can cause the sperm cell to move (Option B). In eukaryotic cells, flagella are used by cells for motility and chemosensation.
The flagellum is an organelle responsible for cell motility. This structure (flagellum) is structurally composed of a type of filament called microtubules.
A eukaryotic flagellum (plural flagella) consists of nine pairs of microtubule proteins surrounding two central microtubules.
The flagellum is a cylindrical protrusion that allows sperm cells to move. In consequence, sperm cells can swim by using a prominent flagellum known as the axoneme.
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Answer:
f
Explanation:
On the ladder model of dna label each of the bases with the letter a,t,c,g
Answers
The DNA molecule is modelled as a double helix shape with two strands that spiral around one another like a twisted ladder in the ladder model of DNA.
Nucleotides, which are made up of a sugar molecule, a phosphate group, and a nitrogenous base, make up each strand. Adenine (A), thymine (T), cytosine (C), and guanine (G) are the four nitrogenous bases that can be found in DNA. In the ladder model, hydrogen bonds are used to couple the bases up between the two strands.
Both adenine and thymine (A-T) and cytosine and guanine (C-G) are synonymous base pairs. According to the pairing criteria for each base on the appropriate strand, you would therefore identify each base on the DNA ladder model as A, T, C, or G.
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Draggables
Deoxyribose Sugar
Phosphate
Thymine
Cytosine
Answers
Y is phosphate
1) thymine
2)cytosine
During the time period when saguaro cacti were evolving to their current form, there were years with very little rain. What likely happened to the saguaro cacti during the driest years?
a) The saguaro cacti managed to obtain the water they needed
b) Saguaro cacti with the shortest roots died
c) The saguaro cacti survived with less water than normal
d) The saguaro cacti grew longer roots
Answers
During the time period when saguaro cacti were evolving to their current form, there were years with very little rain. (C) The saguaro cacti survived with less water than normal during the driest years.
What is a Saguaro Cactus?A Saguaro Cactus is a tree-like cactus found in North America, belonging to the family Cactaceae. This species is one of the most important and ubiquitous cacti in the Sonoran Desert, where it grows at low elevations.
The cacti, which are found in the Sonoran Desert, have developed a variety of adaptations to help them survive the hot, dry desert environment. They can live for a very long time, sometimes for over 200 years, and they have been known to reach heights of up to 40 feet (12 meters).
During the time period when saguaro cacti were evolving to their current form, there were years with very little rain. Therefore, the saguaro cacti survived with less water than normal during the driest years. They have been able to survive by developing a deep root system that allows them to obtain water from deep in the soil. This is how saguaro cacti managed to obtain the water they needed during dry years. So, the correct option is c) The saguaro cacti survived with less water than normal.
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The atmosphere of Earth is made up of nitrogen, oxygen, water vapor, carbon dioxide, methane, nitrous
oxide, and ozone. Of these, 99% of the atmosphere is composed of:
Answers
Answer:
Nitrogen and oxygen account for 99 percent of the gases in dry air,
think about a living organism (e.g. bacterium, fern, fruit fly, or mouse) and consider what characteristics it has that make it alive. what do all living things require and what do they do? because all living things are composed of one or more cells, cells share some of these characteristics. write down some characteristics of living things
Answers
All living organisms respire, feed, respond to stimuli, excrete, etc.
Characteristics of living organismsLiving things, including single-celled organisms like bacteria and complex multicellular organisms like mice, share several key characteristics:
They are organizedThey require energyThey grow and developThey reproduceThey adapt and evolveAll living things require certain basic components, including water, nutrients, and a source of energy.
They also carry out a variety of functions, such as obtaining and digesting food, exchanging gases with the environment, and eliminating waste products. Ultimately, the characteristics of living things reflect the complex interplay between their genetic makeup and the environment in which they live.
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If a keystone species were removed from an ecosystem, what magnitude of a change would this cause?
Answers:
A. zero magnitude
B. negative magnitude
C. high magnitude
D. low magnitude
Answers
Answer: High Magnitude
Explanation:
To put it simply, Key stones are very important in an ecosystem. Therefore; the balance in the ecosystem is ruined and other organisms are threatened to the point of extinction. Keystone species have a disproportionate impact on their ecosystems and if they were removed, an ecosystem would changed dramatically. To put it even more clearly, keystone species hold entire ecosystems together!!
a muscle end attached to a less movable or relatively fixed part is called the
Answers
A muscle end that is attached to a less movable or relatively fixed part is called the origin. The origin is the attachment point of the muscle that remains relatively stable during movement. This is in contrast to the muscle's insertion point, which is attached to the more movable part of the body and is responsible for generating force to produce movement.
For example, in the bicep muscle, the origin is located at the scapula bone, while the insertion is at the radius bone of the forearm. When the bicep muscle contracts, it generates force at the insertion point, causing the forearm to flex and lift. The origin remains relatively stable during this movement.
Understanding the origin and insertion points of muscles is important in understanding the mechanics of movement and can be helpful in designing exercises to target specific muscles. By targeting the origin and insertion points of a muscle, exercise can be used to improve strength, flexibility, and overall function.
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When waves grow so tall that they topple over, they form ocean breakers called _____.
Answers
Answer:
tsunamis
Explanation:
Overconsumption of unhealthy fats and sugars in packaged, processed and fast food leads to changes in muscle, fat and liver cells that respond poorly a very important pancreatic hormone insulin. This condition is known as:
Answers
Overconsumption of unhealthy fats and sugars in packaged, processed, and fast food leads to changes in muscle, fat, and liver cells that respond poorly to the very important pancreatic hormone insulin. This condition is known as insulin resistance.
Insulin resistance is a metabolic disorder in which the body's cells become less responsive to the action of insulin, an essential hormone produced by the pancreas gland to regulate blood sugar levels. As a result, the body produces more insulin to compensate, but it becomes less efficient over time, leading to an elevated concentration of glucose in the bloodstream. Insulin resistance is a primary underlying cause of type 2 diabetes, which is a chronic disease affecting millions of people globally and characterized by high blood sugar levels due to impaired insulin secretion or action.
The high content of unhealthy fats and sugars in packaged, processed, and fast food leads to changes in muscle, fat, and liver cells that respond poorly to insulin, which results in insulin resistance. People who consume such foods on a regular basis are more likely to develop insulin resistance and type 2 diabetes.
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which of the following is a common photosynthetic pigment found in plants? select all that apply. check all that apply chlorophyll a chlorophyll a chlorophyll cchlorophyll c carotenoids carotenoids chlorophyll b chlorophyll b
Answers
Following is a common photosynthetic pigment found in plants chlorophyll a, chlorophyll b and carotenoids .
The correct option is A,C and D
In general , Chlorophyll a and b are the two primary types of chlorophyll found in plants, algae, and cyanobacteria. They are responsible for absorbing light energy during photosynthesis.
Carotenoids are a group of accessory pigments that are also involved in photosynthesis. They are responsible for absorbing light in different parts of the spectrum than chlorophyll, and they help protect the plant from damage caused by excess light. while Chlorophyll c is another type of chlorophyll that is found in some algae, but it is not commonly found in plants.
Hence, A,C and D are the correct option
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Would a species that migrates into and out of an area be considered part of the area's biodiversity? Explain your answer. Need help !!
Answers
in a diploid cell with the genotype rryypp , how many different haploid cell genotypes could be created by independent assortment?
Answers
Total of 8 different haploid cell genotype could be created by independent assortment in diploid cell with the genotype rryypp.
What is diploid cell and what is genotype and what is independent assortment?In our body is two different kind of cells , one which is responsible for division and one responsible for multiplication.The multiplication cells are called diploid cells and the division cells are called haploid cells.Genotype is the haploid content of the genetic complement of human body in which one finds the genotypic ratio.Phenotype likewise is the superficial and not haploid presentation of genetic complement.Independent assortment is the third law of inheritance which states that at the time alleles of two or more different genes get sorted into gametes.To know more about genotype visit:
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Weigh the efficacy of using prokaryotes over eukaryotes for certain industrial purposes and energy production.
Answers
The eukaryotic cells' internal areas become more functionally concentrated as a result of the integration of organelles. Hence, eukaryotic cells are significantly more efficient than prokaryotic cells at producing energy and getting rid of waste.
What is a eukaryotic cell?Eukaryota is a varied domain of organisms whose cells have a nucleus. Eukaryotes are the group's members. Eukaryotes include every type of animal, plant, fungus, and numerous unicellular organisms. One of the three domains of life is known as the Eukarya, which is a class of organisms. Monera (prokaryotes), Animalia (Metazoa), Plantae, Fungi, and Protista are recognised as four eukaryotic kingdoms in the most well-known classification scheme, the "Whittaker" five kingdom structure.The nucleus is the distinctive trait that distinguishes prokaryotic cells from eukaryotic cells. Prokaryotic cells lack a genuine nucleus, and eukaryotic cells are the only ones to have membrane-bound organelles.Large and complex creatures are created by eukaryotic cells, which have nuclei encased in nuclear membranes.To learn more about eukaryotic cells, refer to:
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the structures of the limbic system are linked together because of their position within the cerebrum, even though they have a variety of functions.
Answers
The limbic system is a functional grouping rather than an anatomical one.
Major role of the epithalamus is to connect the limbic system to other parts of the brain. Other role of its components include the secretion of melatonin and secretion of hormones from the pituitary gland with the help of the pineal gland circadian rhythms, and regulation of motor pathways and emotions.
Limbic system is made to be an important constituent for the body's and its response towards the stress, because they are highly connected to the endocrine and autonomic nervous systems.
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Wich organismo in this food web can be described as both primary and secondary consumer?
Answers
Answer:
Racoons
Explanation:
Because racoons eat both grass (producer) and mice (primary consumer).
natives in the Arctic do not consume polar bears livers because they contain toxic levels of vitamin a this is ghe result of polar bears feeding almost exclussively on seals which process is responsible for the high level of vitamin A in polar bear livers?
o bioaccumulation
o bio toxicity
o chemosynthesis
o photosynthesis
Answers
The process is responsible for the high level of vitamin A in polar bear livers is bioaccumulation. The correct answer is a)
Bioaccumulation refers to the process by which certain substances, such as toxins or pollutants, build up in the tissues of organisms over time. In the case of polar bears, their primary source of food is seals, which are rich in vitamin A.
However, seals obtain vitamin A from their diet of fish and other marine organisms. These marine organisms, in turn, obtain vitamin A from their prey, and this process continues down the food chain.
As polar bears feed predominantly on seals, they consume a significant amount of vitamin A from their diet.
Vitamin A is a fat-soluble vitamin that can be stored in the liver and other fatty tissues of animals.
Since polar bears are at the top of the Arctic food chain, the vitamin A from their prey accumulates in their liver in higher concentrations than in the seals themselves.
While vitamin A is essential for various bodily functions, excessive consumption can lead to toxicity.
The high levels of vitamin A in polar bear livers can indeed be toxic to humans if consumed in large quantities.
Therefore, natives in the Arctic, who rely on traditional hunting practices, avoid consuming polar bear livers to prevent the potential health risks associated with vitamin A toxicity.
In summary, the process responsible for the high levels of vitamin A in polar bear livers is bioaccumulation, as they consume seals that obtain vitamin A from their prey, leading to the accumulation of this vitamin in polar bear livers.
Therefore, the correct answer is A.
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Mt. Pinatubo, a volcano in the Philippines, erupted in 1991. The eruption resulted in the cooling of Earth's surface
for two years.
What can you deduce from the information given?
O Solar energy seeped through the atmosphere,
O The eruption caused sunspot activity to increase.
O The volcano released a lot of sulfur dioxide and ash,
O Greenhouse gases caused the cooling of Earth's surface.
Answers
Answer: this is easy, i think
Explanation:
The volcano released a lot of sulfur dioxide and ash
According to question, "C" which is the volcano released a lot of sulfur dioxide and ash.
What is a volcano and what causes its eruption?When magma builds up in the magma chamber, it forces its way up to the surface and erupts, often causing volcanic eruptions.
In the ocean, volcanoes erupt along cracks that are opened in the ocean floor by the spreading of two plates called a mid-ocean ridge.
Thus, the volcano released a lot of sulfur dioxide and ash is correct.
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O fenômeno que troca parte das cromátides - irmãsna meiose para ter maior variabilidade genética, denominado de crossing over ocorre na: * 1 ponto A) telófase. B) Anáfase. C) Metáfase. D) Telófase. E) Prófase.
Answers
Answer:
E. Proface/ Prophase
Explanation:
The correct answer to the given question is given below,
E. Prophase
The explanation to the given answer is given below,
The phenomenon that changes the part of the chromatids meiosis to have a greater amount of genetic variability is occured in the prophase.
The epidermis is composed of; A) stratified squamous epithelium B) layers of areolar tissue C) connective tissue and simple squamous epithelium D) collagen and elastic fibers, smooth muscle tissue, and blood E) simple cuboidal epithelium
Answers
A stratified squamous epithelium composes the epidermis.
The outermost of the three layers that make up the skin is the epidermis; the interior layers are the dermis and hypodermis. Plants have epidermis, which is a single layer of cells that covers their leaves, flowers, roots, and stems. Squamous epithelium is stratified and makes up the epidermis. A single base layer containing stem cells, two to three layers of proliferating basaloid cells in the suprabasal region, and bigger keratinized cells toward the surface make up stratified squamous epithelium. The esophageal squamous epithelium lacks a stratum corneum because it is non keratinizing.
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which statement describes how chemical elements move through an ecosystem? A. Heterotrophs release carbon dioxide as a waste product during photosynthesis. B. Photoautotrophs use chemicals from the sun to form organic matter. C. Chemoautotrophs use photosynthesis and energy from the sun to form organic matter. D. Autotrophs release oxygen as a waste product during photosynthesis.
Answers
Autotrophs release oxygen as a waste product during photosynthesis describes the movement of chemical elements through an ecosystem. Therefore, option D is correct.
What is an ecosystem?All the organisms and the physical setting they interact with make up an ecosystem. The nutrition cycles and energy flows connect these biotic and abiotic elements.
Photosynthesis by autotrophs describes how energy enters the system and is absorbed by plant tissue.
Autotrophs release oxygen as a waste product during photosynthesis. Therefore, option D is correct.
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Answer:
Explanation:
Chemoautotrophs use chemicals such as hydrogen sulfide to form organic matter.
7. List all the possible different gametes that could be produced from the following parents:
a. Tt
b. GG
с. ff
Answers
Answer:
a. Tt - Gametes T and t
b. GG - Gametes G only
с. ff - Gametes f only
Explanation:
Gamete formation or meiosis is a cellular division of the reproductive cells in sexually reproducing organisms. Meiosis produces daughter cells (gametes) with a reduced number of chromosomes (by half) as the parent cell.
According to Gregor Mendel in his law of Segregation, he stated that the alleles of a gene get separated into gametes in such a way that only one allele can be found in the gamete. The separation is random and equal.
Based on this, a heterozygous parent Tt will produce gametes with alleles T and t in an equal proportion. Since parents GG and ff contains the same alleles in their genotype, they will produce gametes with only one type of allele each i.e. Gametes with alleles G and f respectively.
Which two biomes, out of the choices provided in the answers, are the most widely distributed (are found the highest number of different continents)? a. Temperate evergreen forest and desert. b. Desert and temperate grasslands. c. Temperate deciduous forest and arctic tundra. d. Boreal forests and polar ice.
Answers
The two biomes that are most widely distributed and found on the highest number of different continents are desert and temperate grasslands.
Both of these biomes are found on every continent except for Antarctica, and they cover large areas of land. Deserts are found in areas with low rainfall, and they can be hot or cold depending on their location.
Temperate grasslands are characterized by their grassy plains and lack of trees, and they are found in areas with moderate rainfall and seasonal variations in temperature. These two biomes have adapted to survive in harsh environments and are home to a diverse range of plant and animal species.
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Digestion begins when__
1- The esophagus passes food to the stomach
2- food enters the small intestine
3- water is absorbed in the large intestine
4- amylase breaks down starch
Answers
Answer:
Down in the explanation :)
Explanation:
My guess is number 1: The esophagus passes food to the stomach, but I'm not sure if I'm right. Hope this helped!
Describe the importance of extinction events to geologists.
Answers
Answer:
Extinction plays an important role in the evolution of life because it opens up opportunities for new species to emerge
When salt is dissolved in water, water is the
Answers
Answer:
Water is the solvent, and the salt is the solute
Explanation:
Answer:
When salt is dissolved in water, water is the solvent and salt is the solute.
hope this helps you.
dentify the phalanges below as primate, australopithecine, or human by dragging and dropping the labels to the correct feature.
1. nonhominin primate 2. australopithecine 3. human
Answers
1. Nonhominin primate: This phalange lacks the curvature found in hominin fossils, and it is also a bit smaller, making it more similar to those of nonhominin primates.2. Australopithecine: It's a hominin, but it's not a human. The phalanges have a certain curvature that distinguishes them from other primates, which is why they are considered to be a hominin fossil. 3. Human: These phalanges are identical to those found in modern humans, with no curvature and a relatively narrow shape between the finger joints.
Phalanges are the bones that make up the fingers in the hand. These bones are made up of three parts: the proximal, middle, and distal phalanges. Hominin fossils have been found in a variety of locations throughout Africa, with some dating back over 5 million years. Hominin fossils have a unique curvature in the phalanges, which distinguishes them from other primates. The first phalange, which lacks curvature and is also a bit smaller, is similar to those found in nonhominin primates.
The second phalange, on the other hand, has a certain curvature that distinguishes it as a hominin fossil. It is similar to those found in Australopithecus fossils, which are hominins but not humans. The third phalange is identical to those found in modern humans, with no curvature and a relatively narrow shape between the finger joints.In conclusion, hominin phalanges have a unique curvature that distinguishes them from other primates. The first phalange is similar to those found in nonhominin primates, the second is similar to those found in Australopithecus fossils, and the third is identical to those found in modern humans.
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