Connective tissues support the tissues of the mucosa and connect it to the muscularis layer.
The blood supply of the submucosa provides nutrients to the wall of the stomach. Nervous tissue in the submucosa monitors the contents of the stomach and controls smooth muscle contraction and secretion of digestive substances.
What is the function of the stomach?The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach.
The stomach muscles contract periodically, churning food to enhance digestion. The pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.
Thus, this could be the answer.
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Explain the characteristics scientists use when observing organisms and placing them in the six kingdoms
There were several characteristics that the scientists kept in mind while classifying, these are mobility, cell structure, cell type, body type, etc.
What is classification?Classification is the grouping of organisms based on similar characteristics which makes them different from other groups.
There are the following characteristics to classify them:
Mobility: it includes whether the organism is moving or sessile.Cell type: it includes eukaryotic or prokaryotic cells.Cell structure: it includes whether the cells have a cell wall or not.Body type: it includes whether the organism is unicellular or multicellular.Mode of nutrition: It includes whether the organism is parasitic, autotrophic, symbiotic, consumer, etc.Thus, these are the characteristics that the scientists kept in mind before drawing classification.
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Informed consent is an important outcome of what principle?.
Answer:
The principle of autonomy
The answer is the principle of autonomy.
What does the principle of autonomy mean?In medical practice, autonomy is usually expressed as the right of competent adults to make informed decisions about their own medical care. The principle underlies the requirement to seek the consent or informed agreement of the patient before any investigation or treatment takes place.
What are the four principles of autonomy?The four principles of Beauchamp and Childress - autonomy, non-maleficence, beneficence and justice - have been extremely influential in the field of medical ethics, and are fundamental for understanding the current approach to ethical assessment in health care.
Autonomy definitionThe definition of autonomy is independence in one's thoughts or actions. A young adult from a strict household who is now living on her own for the first time is an example of someone experiencing autonomy.
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PLEASE HURRY! 87 POINTS! Arrange the levels of organization of life beyond the cellular level from smallest (1) to largest (2)
1,2,3,4,5,6 is the options per answer.
Life is highly organized and follows different levels of organizations from smallest to largest.
Tissue is a collection of similar cells that perform similar or related tasks. Organs are a collection of tissues that perform a common task. Organs are found in animals and plants. A higher-level organ system consists of functionally related organ systems. Mammals have numerous organ systems. For example, our circulatory system carries blood through our bodies and to and from our lungs. Our circulatory system includes organs such as our heart, blood vessels, etc. Organisms are living things. For example, every tree in our forest is an organism.
A population is made up of all the members of a species living in a given area. A community is defined as the number of people living in a certain area.
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A medically important genus that contains short rods that are facultatively anaerobic, catalase positive, and motile by peritrichous flagella arrangement is the genus _________.
A medically important genus that contains short rods that are facultatively anaerobic, catalase-positive, and motile is the genus Bacillus.
What is Bacillus?Bacillus is a genus of bacteria that are rod-like shaped and are well known to be gram-positive.
These Bacillus bacteria are aerobic (oxygen presence) or also can be anaerobic (fermentative facultative).
In conclusion, a medically important genus that contains short rods that are facultatively anaerobic, catalase-positive, and motile is the genus Bacillus.
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The final phase of an ecosystem after
completing repair from a disturbance is
referred to as a
community.
A. biodiversity
B. autotrophic
C. climax
Answer:
c
Explanation:
Succession. The final phase of an ecosystem after completing repair from a disturbance is referred to as a community is a Climax. This is the type of succession that occurs when the soil has been removed by significant event and has to be rebuilt.
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Question 7 of 28
What is one effect of gravity within the solar system?
A. A planet moves at the same speed throughout its orbit because
the force of gravity is constant.
B. A planet experiences increasing gravity throughout its orbit, so it
continuously speeds up.
OC. A planet moves more quickly as it gets closer to the sun because
it experiences more gravity.
OD. A planet moves more slowly as it gets closer to the sun because it
experiences more gravity.
The one effect of gravity within the solar system is planet experiences increasing gravity throughout its orbit, so it continuously speeds up, which means letter B.
How is gravity explained?The force of gravity between two objects is the product of their masses divided by the square of the distance between them. That is, the more mass an object has and the closer it is, the greater its force of attraction on another object.
The concept of gravity is something known naturally, however the gravity that occurs in the solar system and the planets leaves them in orbit and in addition to that with each passing year these planets have an even faster speed.
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The similarities of the bones labeled A provide
evidence that
1) the organisms may have evolved from a common
ancestor
2)all species have one kind of bone structure
3) the cells of the bones contain the same type of
mutations
4)all structural characteristics are the same in
animals
The similarity in the bones labeled A gives the evidence that:
1) The organism may have evolved from a common ancestor.
The organs with the same fundamental structure but different functions are called homologous organs. Such organs are a result of evolution into different species from a common ancestor.
The principle of independent assortment involves at least how many different gene pairs?.
Independent assortment occurs spontaneously when alleles of at least two genes are assorted independently into gametes.
Which layer(s) do all blood vessels have in common?
Describe the structure and function of capillaries.
What role does smooth muscle play in blood vessels, and where is it located?
Which type of blood vessel is the thickest?
Which type of blood vessel has the greatest amount of blood pressure?
What allows arteries to increase in size as they become filled with blood?
What role do valves play in blood flow?
Name and briefly describe the three main layers of blood vessels
What tissues are likely to be found in arteries?
What tissues are likely to be found in veins?
What mechanisms ensure that blood continuously flows throughout our body?
Blood vessels have three layers that provides strength to the blood vessel when the blood is moving with high pressure.
Which layer(s) do all blood vessels have in common?All blood vessels are all made of three layers i.e. The adventitia or outer layer, the tunica media or a middle layer and an inner layer, or tunica intima.
Capillaries are tiny blood vessels that have thin walls. The capillaries also take waste products such as carbondioxide away from your tissues and loaded the blood with oxygen.
Arteries are the largest blood vessels with the thickest walls which means they are the thickest.
Large arteries receive the highest pressure of blood flow so that's why they are more thick and elastic to accommodate the high pressures.
The valves play greater role in blood flow because valves prevent the backward flow of blood. They are present in heart chambers.
Connective tissues are likely to be found in both arteries and veins in order to ensure their important function.
Pumping of heart is a mechanism that ensure that blood continuously flows throughout our body. As the heart beats, it pumps blood through blood vessels which is called the circulatory system.
So we can conclude that blood vessels have three layers that provides strength to the blood vessel when the blood is moving with high pressure.
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Materials and proteins are transported through the cells by the:.
Answer:
The Endoplasmic R. (ER)
Explanation:
They are the maze looking part in the cell that has two parts, the rough and the smooth ER.
A genetic counselor is someone who
Explanation:
A genetic counselor is someone who works with individual, families, communities and other health care professionals to empower them ....
Some breeds of beef cattle have two color options, red and black, where the black version of the gene (B) is dominant over the red version (b).
A chromosomes
B alleles
C proteins
which fact supports the opinion that paper bags and less harmful than plastic bags
The paper bags are less harmful than plastic bags because paper bags are made from the tree which is from nature.
What is plastic?Plastic is a unnatural substance. It is bio degradable. The plastic is make stronger by the use of radiation.
The paper bags are made by hands. It contains no processing. While the plastic bags are modified in machines. They involves the use of harmful radiation.
Thus, the paper bags are less harmful than plastic bags.
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How facilitated diffusion is different from active transport?
Answer:
Facilitated diffusion is down the concentration gradient from higher concentration to lower concentration and does not require energy, whereas active transport is from lower concentration to higher concentration against the concentration gradient and requires energy.The facilitated diffusion takes place along the concentration gradient and does not require energy. On the other hand, in active transport molecules move against the concentration gradient and this process requires energyA cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. Purple offspring result due to incomplete dominance. Then, two of the purple offspring are crossed. What proportion of the offspring from the second cross will be purple?.
Answer:
2/4 OR 1/2 OR 50%
Explanation:
I JUST TOOK THE TEST
what is the scientific name of mango
In aqueous solutions, the charged ________ of phospholipids are attracted to the water phase, and the nonpolar ________ are repelled. This property causes lipids to naturally assume single and double layers.
In aqueous solutions, the charged hydrophilic heads of phospholipids are attracted to the water phase, and the nonpolar hydrophobic tails are repelled.
What do you mean by Phospholipids?Phospholipids may be defined as ad amphipathic molecule that consists of fatty acids, a phosphate group, and an alcohol attached to the phosphate.
The hydrophilic heads of the phospholipids are water-loving which consists of the phosphate group while the hydrophobic tails of the phospholipids are water-hating that comprises of fatty acids.
Therefore, in aqueous solutions, the charged hydrophilic heads of phospholipids are attracted to the water phase, and the nonpolar hydrophobic tails are repelled.
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This part of a prokaryotic cell is a slime layer that helps cell stick things
How long it will take for one full base pair mutation to occur
Answer: about 22.5 million years.
1.The expansion of the Mexican wolf population in Arizona raises the possibility of the formation of a hybrid zone with coyotes along the boundaries of their range. Which statement, if true, would most likely result in the formation of a stable hybrid zone?
A.
Coyote-wolf hybrids are less fit in the hybrid zone than either parental species.
B.
Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
C.
Coyote-wolf hybrids are less fit outside the hybrid zone than either parental species.
D.
Coyote-wolf hybrids are more fit outside the hybrid zone than either parental species.
2.How would a drought in Arizona most likely affect the population density of the Mexican wolf population?
A.
The population density would decrease because insufficient abiotic factors are available to support the population.
B.
The population density would decrease because insufficient biotic factors are available to support the population.
C.
The population density would increase because sufficient abiotic factors are available to support the population.
D.
The population density would increase because sufficient biotic factors are available to support the population.
The most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
What is evolutionary adaptation?Evolutionary adaptation refers to the adaptive features of a population in a given environment.
Moreover, the statement 'the population density would decrease because insufficient abiotic factors are available to support the population' is correct about a drought in a given environment.
In conclusion, the most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
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How does abiotic factors benefit the rocky shore ecosystem?
pls help
Abiotic factors benefit the rocky shore ecosystem by dispersing seeds for photosynthesis and source of food for organisms in the ecosystem.
What is Abiotic factor?This is defined as the non living components of the ecosystem and examples include water, wind etc.
The wind and water helps to disperse seeds and for photosynthetic activity thereby providing food for the organisms.
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Consider the phylogenetic tree.
A phylogenetic tree is shown. The root of the tree is dinosaurs and birds. The branches are crocodiles, primates, amphibians, ray-finned fish, and shark.
Which two organisms are most closely related, based on the tree above?
ray-finned fishes and sharks
rodents and crocodiles
dinosaurs and sharks
dinosaurs and crocodiles
The organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles . Thus, option "4" is correct.
What are Evolution and phylogenetic trees?Evolution refers to the natural process of descendence with modification, which is mainly due to natural selection.
Evolution leads to speciation, thereby species are related and they show evolutionary relationships.
A phylogenetic tree is a diagram that represents evolutionary relationships between species that share a common ancestor.
In conclusion, the organisms that are most closely related (based on the tree above described) are dinosaurs and crocodiles.
Thus, option "4" is correct.
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Answer: D on edge 2022
Explanation: truss it is
Complete the cross: Aa x Aa what is the genotypic ratio?
Answer:
The geno type is AA Aa Aa aa
Explanation:
basically is a homozygus but that is what the box would look like
Butterflies laying their eggs on milkweed plants occurs at what level of the biosphere hierarchy? a. ecosystem b. biome c. population d. community please select the best answer from the choices provided a b c d
Butterflies laying their eggs on milkweed plants occurs at community level of the biosphere hierarchy. So, the correct option is (D).
What is Community?Community is defined as a biological community in which groups of different species interact in a common space. For example, a forest of trees and undergrowth plants, in which animals live and are rooted in soil containing bacteria and fungi, constitutes a biotic community.
It is defined as a group of interacting organisms that may or may not be of the same species as long as they share a common habitat where they interact with each other through symbiotic relationships , eg. mutualism, parasitism, commensalism, or competition.
Thus, butterflies laying their eggs on milkweed plants occurs at community level of the biosphere hierarchy. So, the correct option is (D).
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In which microscope we can obtain 2D images and how?
define of plant and crop residue cover ?
What happens to the temperature in
the various layers as you move away
from earth?
A. It remains constant.
B. It increases steadily.
C. It may decrease or increase, depending on the layer.
D. It increases within each layer, then decreases again.
Answer: C
Explanation:
In some layers, temperature increases with altitude and in others it decreases. The temperature gradient in each layer is determined by the heat source of the layer The four main layers of the atmosphere have different temperature gradients, creating the thermal structure of the atmosphere.
PLEASE I WILL MARK BRAINLIST
Answer:
B.
Explanation:
it belived to be one of the earliest chemical
pesticide.
Hope it's Help
*
Figure 1. Pedigree Key
Key
Unaffected male
OUnaffected female
Figure 2. Family A
1a 2a
3a
4a 5a
O
8a 9a 10a
PART A
Figure 3. Family B
O
1b 2b
TO
3b 4b
5b 6b
DO
6a 7a
7b 8b 9b 10b 11b 12b 13b
11a
12a 13a 14a
14b 15b 16b
АДА
Identify an individual who has high bone density
because of an error in DNA replication.
Affected male
Affected female
Type your answer here
029
*个
Answer:
family A
Explanation:
it's because more people are affected so it means that they will have a high bone density in error of DNA replication because more people are sick to much
Answer:
A
Explanation:
more people are affected so it means that they will have a high bone density in error of DNA replication because more people are sick to much
A new forensics lab will be opening soon, and the proper elements for polymerase chain reaction (PCR) analysis must be purchased. In addition to the DNA samples from the crime scenes, what other molecular items would be required
Other molecular items would be required Ions, magnesium, dNTP, primers, and buffer.
What other molecular items would be required?Polymerase chain reaction (PCR) is a technique for obtaining a large number of copies of a particular DNA fragment from a small amount of sample. It is sufficient to start from a single copy of that original fragment, or mould. This technique is based on the natural property of DNA polymerases to replicate strands of DNA, using alternating high and low-temperature cycles to separate the newly formed strands of DNA from each other after each replication phase, and then allow the strands of DNA to rejoin so that they can be duplicated again. Today, the entire PCR process is automated by means of a device called a thermal cycler, which allows the reaction tubes to be heated and cooled in order to control the temperature required for each stage of the reaction.
The common PCR is performed with cycles that have three temperature steps:
DNA denaturation double strandHybridization of the primers to the specific zone 3'of each of the strandsExtension of the primer by action of DNA polymeraseThe components necessary to carry out a PCR are:
Divalent Ions: necessary for polymerase function, magnesium ions are generally used and are in the form of magnesium chloride salt MgCl2 . The final concentration of Mg++ should be between 1.5-2.0 mM and is optimal for most PCR products.
dNTP: deoxyribonucleotides triphosphate, used by the polymerase to extend the chain.
Primers: are two short nucleotide sequences that are complementary to the DNA fragment mold. They are generally constituted between 20-40 nucleotides on average and with a GC content of 40-60%.
Buffer: Solution necessary for the reactions to take place, it is in charge of keeping the pH stable.
Taq polymerase: Enzyme in charge of DNA synthesis by adding dNTP. It supports high temperatures however has no corrective activity.
All these components are mixed in one solution.
Thus, Ions, magnesium, dNTP, primers, and buffer.
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