what is the function of gland in stomach?
Answers
Answer:
Digestive glands play a role in producing digestive enzymes. Enzymes produced by the digestive gland are needed to assist the digestion of the food, making it easier to absorb the body.
Related Questions
tarsiers have an unusual mix of anatomical features. describe at least one anatomical trait that is unique to rarsiers
Answers
Tarsiers have several unique anatomical traits that set them apart from other primates. One such feature is their huge eyes, which are the largest relative to body size of any mammal.
These enormous eyes give tarsiers exceptional visual acuity and allow them to hunt insects in complete darkness. Additionally, tarsiers have an elongated tarsal bone in their ankle, which gives them the ability to leap up to 40 times their body length. This anatomical adaptation is crucial for their survival in their forest habitats, where they must quickly move between branches to avoid predators and catch prey.
Another unique anatomical trait of tarsiers is their dental formula, which differs from that of other primates. Tarsiers have fewer teeth than most primates, with only two incisors and one premolar on each side of their jaw, which are adapted for catching and eating insects. Overall, tarsiers' unique anatomical features allow them to thrive in their specialized arboreal habitats and make them one of the most distinctive and fascinating primates in the world.
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In science, models can show a process that’s difficult to observe directly. Using the style of the model shown, draw the process that describes the rest of the steps in protein synthesis.
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The model is in the annex.
The model below states that following the transition, the RNA is in a form known as pre-mRNA where exons and introns may be seen. Splicing is a procedure used to eliminate introns from the RNA molecule since they are not nitrogenous base sequences that can contribute to the creation of proteins. When the introns have been eliminated, the mRNA is prepared for exportation, which involves moving it from the nucleus to the cytoplasm. When the mRNA reaches the cytoplasm, it works with the tRNA, ribosomes, and other molecules to produce a polypeptide chain through a process known as translation, which converts nitrogenous bases into amino acids.The amino acids of the polypeptide chain are arranged in a straight line. This link will travel through.To know more about RNA checkout this link:
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Which of the following is NOT a function of the muscular
system?
A. Produces red blood cells
B. Pumping blood
C. Produce body heat and regulate body temperature
D. Movement
E. Protecting the body's organs
F. Breathing
Answers
Answer:
a
Explanation:
If you were able to stop the process of cellular respiration after completing electron transport but prior to chemiosmosis (the movement of hydrogen ions), you would find the pH of a mitochondrion to be at its lowest:
a. in the mitochondrial matrix.
b. on the inner membrane.
c. in the intermembrane space.
d. in the cytoplasm.
e. on the outer membrane.
Answers
The pH of a mitochondrion would be lowest in the intermembrane space if you were able to interrupt the process of cellular respiration after electron transport but before chemiosmosis (the migration of hydrogen ions). Hence (c) is the correct option.
No exchange of gases would occur. Due to a shortage of oxygen, cells, tissues, and other organs will begin to perish. Within the cells and tissues, carbon dioxide will begin to build up. By pushing protons from the mitochondrial matrix into the intermembrane space as it transports electrons, the electron transport chain creates the chemiosmotic gradient.
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How is the total life span of a a star related to its initial mass? Explain
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The total lifespan of a star is directly related to its initial mass, as the star's mass determines its internal temperature, pressure, and fusion reactions, which are the main factors of its energy.
What is life span of star?The more massive a star is, the faster it burns through its fuel and the shorter its lifespan because massive stars have more fuel to burn and generate more heat, while low-mass stars have less fuel to burn and generate less heat and pressure in their cores, causing them to fuse elements at a slower rate.
Hence, the total lifespan of a star is directly related to its initial mass.
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A population culture begins with 15 strands of bacteria and then doubles every 4 hours. This can be modeled as 15(2)^((t)/(4)), where t is time in hours. How many strands of bacteria are present at 12
Answers
At 12 hours, there are 120 strands of bacteria present.
The population of bacteria can be modeled using the equation P(t) = \(15(2)^(t/4)\), where P(t) represents the number of strands of bacteria at time t in hours.
To find the number of strands of bacteria at 12 hours, we substitute t = 12 into the equation:
P(12) = \(15(2)^(12/4)\)
P(12) = \(15(2)^3\)
P(12) = 15(8)
P(12) = 120
Therefore, at 12 hours, there are 120 strands of bacteria present.
It's important to note that the given population model assumes exponential growth, where the number of strands doubles every 4 hours. Starting with an initial population of 15 strands, the exponent in the equation (t/4) represents the number of doubling periods that have occurred. Each doubling period corresponds to 4 hours of time.
In this case, at 12 hours, three doubling periods have occurred (12/4 = 3). Starting with the initial 15 strands, each doubling period doubles the population, resulting in a final count of 15 * \(2^3\) = 120 strands of bacteria at 12 hours.
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. what is the scientific explanation of phenotypical (how genes are expressed) differences in physical appearance (i.e., skin color, hair texture, facial features, etc.)
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Phenotype refers to an individual's observable trends, such as height, eye color, and blood kind. a person's phenotype is decided by means of both their genomic makeup (genotype) and environmental factors.
Phenotype is defined as an organism's expressed bodily tendencies. Phenotype is determined through a man or woman's genotype and expressed genes, random genetic version, and environmental influences. Examples of an organism's phenotype consist of trends along with coloration, peak, length, form, and conduct.
Someone's genotype is their specific sequence of DNA. more especially, this term is used to consult the two alleles a person has inherited for a selected gene. Phenotype is the detectable expression of this genotype a patient's scientific presentation.
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If the purchase price for a house is $345,000, what is the monthly payment if you put 10% down for a 30 year loan with a fixed rate of 6.375%?
a. $1,569.27
b. $1,937.12
c. $2,152.35
d. $3,314.59 please select the best answer from the choices provided a b c d
Answers
If the purchase price for a house is $345,000 then the amount due each month would be $1,937.12
Step 1
$345,000 was the initial value.
Initial Value x 10% of Down Payment
30 years = Nper (Number of Payments).
Rate = 6.375%
Step 2
Given that it is 10% of the Initial Value, you may compute it as follows:
10% = 10/100 = 0.1
10% x (345,000) = 0.1 x 345,000 = 34,500
Step 3 Present Value (PV)
The total amount borrowed will be:
Initial Value - The down Payment is equal to PV.
PV= 345,000 - 34,500
PV = 310,500
Step 4 Accurate the data: The Nper and Rate in months should be as follows to estimate the monthly payment:
Nper = 30 years x 1 2 months / 1 year = 360 months
Rate = 6.375/12 = 0.531
Step 5 Use the equation: Keep in mind that the following equation determines the loan payment based on consistent payments:
c = PV x Rate/ 1 - (1 + rate) - Nper
Replace the numbers in the corresponding variables of the upper equation to complete step six of the equation.
c = 310,000 + 0.00531 / 1 - \((1+0.00531)^{-360}\)
c= 1,937.12
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Which of the following terms best describes the current
rate of world population growth?
Answers
Answer:
gradual
Explanation:
The population gradulaly growing
Why does the cell complete DNA replication?
Answers
Answer:
The cell must replicated DNA because when the cell divides, the daughter cells must have identical copies of DNA. DNA replication occurs in the S phase during interphase of the cell cycle.
How have large herbivores adapted in order to live in the taiga
Answers
Answer:
They have thick fur on their bodies.
They are cold-blooded to stay warm.
At the end of this process in this cell, each DNA strand is...
Completely built new with a different code
Is one half the original DNA and one half new DNA with the same code as the original strand preserved
Is one half the original DNA and one half new DNA with a different code
Answers
Answer:
Is one half the original DNA and one half new DNA with the same code as the original strand preserved
Explanation:
I am assuming the process is DNA replication.
The process of DNA replication:
step 1- the DNA double helix unwinds using an enzyme called dna helicase. Proteins hold the strands apart from each other forming a Y shape called the replication fork.
step 2- At the replication fork, enzymes called DNA polymerase move along each of the DNA strands adding complementary bases to the nitrogen bases using base pairing rules.
step 3- DNA polymerases add nucleotides to a growing double helix until all the DNA is copied
result- 2 new DNA molecules, each made of one original strand and one copied strand
the first step in the process of photoreception is
Answers
Answer: the first step of photoreception Is Absorption of a photon by a visual pigment
The first step in the process of photoreception is the absorption of a photon by a visual pigment.
What is photoreception?The mechanism by which the rods and cones of the retina convert light energy into electrical energy is known as photoreception. When retinal visual pigments catch a photon of light, the transduction starts.
Photopigments that can be used to detect photons alter their conformation when struck by a photon.
The process by which photoreceptors, such as rods and cones, transform light waves that enter the eye into electrical impulses that are then sent to the brain for visual processing is known as photoreception.
Therefore, the process of photoreception is the absorption of a photon by a visual pigment.
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Which of the following is not a health effect caused by exposure to volcanic gases?
backaches
suffocation
dizziness
headaches
Answers
Answer:backaches
Explanation:
The volcanic gases would mainly affect your ear, nose or throat and because your back does not rely solely on one of this it shouldn’t be affected
Answer:
backaches
Explanation:
make a good web using a hobbit worm, 3 other consumers and 3 producers
Answers
Not the neatest one but hopefully you can understand it.
Brainiest will be mark, if correctly answered.
No link!!!! I can’t open it!!!!
The process of upwelling occurs as a result of which of the following?
A. warmer, less dense deep water that floats to the surface
B. surface waves that mix surface and deep water
C. cooler dense water rises to the surface, replacing warmer water
D. sunlight that warms deep water that rises to the surface
Answers
Answer:
The answer you are looking for is A
Explanation:
Answer:
A
Explanation:
brainliest please?
Complete each sentence below by selecting the type of muscle cell that performs the function described. Are used to help the heart beat and pump blood. Are used in the digestion of food. Are involved in movements of the skeleton (bones).
Answers
The following types of muscle cells perform the functions described below:Skeletal muscles are involved in movements of the skeleton (bones).
Smooth muscles are used in the digestion of food.Cardiac muscles are used to help the heart beat and pump blood.What are skeletal muscles?Skeletal muscles are a type of muscle tissue that is attached to the bones of the skeleton. These muscles are responsible for the movement of the bones, which is why they are sometimes referred to as "voluntary" muscles because they are under conscious control.
What are smooth muscles?Smooth muscles are involuntary muscle tissues that are found in the walls of internal organs such as the stomach, intestines, and blood vessels. These muscles help move food and other materials through the digestive system.What are cardiac muscles?
Cardiac muscles are the muscles that make up the walls of the heart. These muscles work together to help the heart beat and pump blood throughout the body. Unlike skeletal and smooth muscles, cardiac muscles are involuntary, meaning they are not under conscious control.
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What happens to matter in an ecosystem
Answers
Answer:
I hope this helps hun :)
Explanation:
Matter is recycled in ecosystems. Any non living matter that living things need is called a nutrient. Decomposers release nutrients when they break down dead organisms.
Guess the plant, and distinguish it from other gymnosperms. There is a desert shrub with needle-like leaves, and the shrub has a deep root system and produces cones.
Which gymnosperm is this, and how does it differ from other gymnosperms?
Answers
Answer:
★ The answer is B, She is observing a gnetophyte because, unlike other gymnosperms, gnetophytes can have needle-like leaves and deep root systems.
Explanation:
Hope you have a great day :)
In a typical, mature, dividing mammalian cell, what proportion of the cell cycles is taken by mitosis?.
Answers
Answer: a very small fraction
Explanation:
Which protein is not made at the rough ER?
a. insulin (a secreted proteinaceous hormone)
b. a digestive enzyme of the gut
c. an antibody in the blood
d. a protein that enters the nucleus to bind with DNA
e. collagen from the extracellular matrix
Answers
Option A is the correct answer. a) A protein that enters the nucleus to bind with DNA is not made at the rough endoplasmic reticulum.
The protein that enters the nucleus to bind with DNA will not have the rough endoplasmic reticulum. Because the rough endoplasmic reticulum present in the nucleus will have the proximity which gives the rough endoplasmic reticulum control over the protein processing.
The Rough endoplasmic reticulum can able to send signals to the nucleus if there is any problem in the synthesis of protein which increases the total rate of translation of the proteins.
Whereas the other proteins such as insulin ( a secreted proteinaceous hormone), a digestive enzyme of the gut, and the collagen from the extracellular matrix will make at the rough endoplasmic reticulum.
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Classify the descriptions as pertaining to nucleosides, nucleotides, or both nucleosides and nucleotides.1. are found in RNA and DNA2. do not contain a phosphate group3. may contain either ribose or deoxyribose4. contain a base, a monosaccharide, and a phosphate group5. are the monomers of nucleic acids6. contain a base and a monosaccharide7. can be named deoxyguanosine 5'-monophosphate8. are the product when a base bonds at Cl of ribose or deoxyribose
Answers
Classify the descriptions as pertaining to nucleosides, nucleotides, or both.
1. Are found in RNA and DNA: Both nucleosides and nucleotides
2. Don't have a phosphate group: Nucleosides
3. May contain either ribose or deoxyribose: Both nucleosides and nucleotides
4. Contain a base, a monosaccharide, and a phosphate group: Nucleotides
5. Are the monomers of nucleic acids: Nucleotides
6. Contain a base and a monosaccharide: Nucleosides
7. Can be named deoxyguanosine 5'-monophosphate: Nucleotides
8. When a base bonds at C1 of ribose or deoxyribose, the following products are formed: Nucleosides
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detection of gene-environment interactions in the presence of linkage disequilibrium and noise by using genetic risk scores with internal weights from elastic net regression
Answers
To detect gene-environment interactions in the presence of linkage disequilibrium and noise is by using genetic risk scores with internal weights from elastic net regression.
Gene-environment interactions refer to the combined effect of genetic factors and environmental exposures on a particular trait or disease. Linkage disequilibrium refers to the non-random association of genetic variants within a population. Noise refers to random variation or measurement error.
To detect gene-environment interactions, researchers can use genetic risk scores (GRS) derived from genetic data and environmental exposure information. GRS combines multiple genetic variants into a single score, reflecting an individual's genetic susceptibility.
Elastic net regression is a statistical method that helps select relevant genetic variants and estimate their weights in the GRS. It balances the inclusion of correlated variants (due to linkage disequilibrium) and reduces the impact of noise.
By using GRS with internal weights from elastic net regression, researchers can identify gene-environment interactions in the presence of linkage disequilibrium and noise. This approach allows for the inclusion of important genetic variants while minimizing the impact of noise and considering the non-random genetic associations.
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4. Which of the following is one way that a mutagen can cause mutations?
A. It causes the DNA strand to weaken because mutagens stop the cell cycle
B. It causes base pairing to happen faster
C. It causes the sugar-phosphate backbone of the DNA to weaken which can lead to inversions and translocation
D. It interferes with base pairing which decreases the error rate during DNA replication
Answers
Answer:
D. It interferes with base pairing which decreases the error rate during DNA replication
Explanation:
A mutagen is a substance or agent that can cause mutations in an organism's DNA. Mutations are changes in the genetic material of an organism and can occur spontaneously, but mutagens can increase the frequency of mutations.
One way that a mutagen can cause mutations is by interfering with the base pairing of the DNA molecule. During DNA replication, the two strands of the DNA molecule separate, and new complementary strands are synthesized based on the original strands. The base pairing between the complementary nitrogenous bases (adenine and thymine, or cytosine and guanine) helps ensure the accuracy of the replication process.
If a mutagen interferes with the base pairing, it can cause errors to occur during replication. These errors can lead to mutations, as the new DNA strand will not match the original strand as it should. This can result in changes in the genetic information of the organism, potentially leading to a variety of effects, including the development of genetic disorders or the expression of different traits.
Color blindness is a recessive sex-linked human trait. If a color-blind mother
and a father with normal color vision have a son, what will the son's genotype
be?
A. XNY
B. XnXN
C. XnXN
D. XnY
Answers
the transition from an aquatic environment to a terrestrial environment required the development of ________, which kept plants from drying out when exposed to air.
Answers
Answer:
Ask your teacher for the answer!!
Explanation:
its better than getting cautght
How can you prevent oil spill interfering with water?
Need at least 3 reasons.
Answers
Small Spills Prevention Checklist
Tighten bolts on your engine to prevent oil leaks. ... Replace cracked or worn hydraulic lines and fittings before they fail. ... Outfit your engine with an oil tray or drip pan. ... Create your own bilge sock out of oil absorbent pads to prevent oily water discharge.whats the ph of saliva
Answers
Saliva has a pH normal range of 6.2-7.6 with 6.7 being the average pH
5. if 5.0 w of 290 nm uv light is absorbed by dna in your skin during a tanning parlor session lasting 1 hour (3600 seconds), and if the quantum yield for producing thymine dimers (major cause of skin cancer) is 0.0001, what would be the number of moles of thymine dimers produced?
Answers
If the quantum yield for producing thymine dimers (major cause of skin cancer) is 0.0001, then the number of moles of thymine dimers produced is 1.2 * 10^-9 moles.
How to calculate the number of moles of thymine dimers produced?The mole is defined as the amount of substance that contains as many as elementary entities as there are atoms in exactly 12g of carbon-12. Mole is also the SI unit for the amount of substance.
Energy E = n * h * c / λ
Where E = 5w = 5J/s
n = no of molecules
h = planck's constant (6.6 * \(10^{-34}\))
c = 3 * \(10^{8}\)(from literature)
λ = 290 * \(10^{-9}\) (wavelength)
So, now let's use the formula
5 = \(\frac{n * 6.6 * 10^{-34} * 3 * 10^{8} }{290 * 10{-9} }\)
n = 7.323 * \(10^{18}\)
Moles of photon = 7.323 * 10^18 / Na
Na = 6.023 * 10^23 atoms (from literature)
= \(\frac{7.323*10^{18} }{6.023*10^{23} }\)
= 1.22 * \(10^{-5\)
Now, using the quantum yield formula
Quantum yield = moles of thymine dimer produced / moles of photon absorbed
0.0001 = moles of thymine dimer produced / 1.22 * \(10^{-5\)
moles of thymine dimers produced = 0.0001 * 1.22 * \(10^{-5\)
= 1.2 * \(10^{-9}\) moles
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Generally, what is the result of the negative feedback process?.
Answers
Answer:
maintain homeostasis
Explanation: