The effects of isotonic, hypotonic, and hypertonic extracellular environments on plant and animal cells is the same. However, due to the cell walls of plants, the visible effects differ. Although some effects can be seen, the rigid cell wall can hide the magnitude of what is going on inside.
Answer:
Yes.
Explanation:
Yes, there is same effects of isotonic, hypotonic, and hypertonic extracellular environments on plant and animal cells because both cells are more similar to each other. If a plant or animal cell is placed in a hypertonic solution, water will go outside the cell, and the cell will shrink, in isotonic environment, there is no water movement inside or outside of the cell, so there is no change in the size of the cell, while on the other hand, if a cell is placed in a hypotonic environment, water will enter the cell, and the cell will turgor.
what is the effect of acetylcholine in the digestive system? a. increase production of secretions b. relaxation of sphincters c. contraction of smooth muscle in gi wall d. all of the listed answers are effects of acetylcholine.
Increase production of secretions, relaxation of sphincters, contraction of smooth muscle in gi wall are all effects of acetylcholine. Thus correct option(d).
Acetylcholine (ACh) is an organic molecule that serves as a neurotransmitter in the bodies and brains of several animal species, including humans.
It is an ester of acetic acid and choline, which is how its name was formed from its chemical composition. Cholinergic refers to bodily regions that utilize or are impacted by acetylcholine.
Cholinergics and anticholinergics are terms used to describe substances that alter the cholinergic system's overall function.
Why is acetylcholine necessary and what does it do?
The parasympathetic nervous system, a portion of the autonomic nervous system (a branch of the peripheral nervous system), which contracts smooth muscles, widens blood vessels, increases body secretions, and decreases heart rate, uses acetylcholine as its primary neurotransmitter.
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the following table describes some aspects of the two main metabolic functions, photosynthesis and cellular respiration:
which answer choice identifies the missing information from the table?
A. X= chloroplasts; Y= mitochondria
B. X=nucleus; Y= Golgi apparatus
C. X= Golgi apparatus; Y= nucleus
D. X=mitochondria; Y= chloroplasts
Answer: the answer is A
Explanation:
Option A identifies the missing information from the table.
Photosynthesis takes place in the chloroplasts of plant cells, while cellular respiration takes place in the mitochondria of both plant and animal cells.
What is Photosynthesis?
Photosynthesis is the remarkable mechanism whereby plants harness the power of sunlight, along with water and carbon dioxide, to generate vital oxygen and energy in the exquisite guise of sugar.
This intricate process stands as an indispensible pillar for terrestrial existence, bestowing upon us the precious oxygen we respire and the nourishment we consume.
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Two identical rectangles and squares, R and T, are arranged to form a larger square as shown. The area of square R is 1 square inch, and the perimeter of each rectangle is 7 inches. What is the perimeter of square T? Explain.
R
T
Because the area of square R is 1 square inch, its side length is
nothing inch(es). So, the shorter side of each rectangle is
nothing inch(es). If x represents the length of the longer side of each rectangle, the perimeter is
▼
4 x equals 7
2 x plus 2 left parenthesis 1 right parenthesis equals 7
2 x left parenthesis 1 right parenthesis equals 7
x squared plus left parenthesis 1 right parenthesis squared equals 7 squared
and x
nothing. The perimete
Answer:
7×2÷4 it's the number not letter
what is one role of calcium in plants
Answer:
to provide structure and some fuel
Explanation:
yes sir
A manual contains instructions for how to build a variety of structures using a set of interlocking bricks. If this scenario is used as a model for genetic information, what level of genetic information would the manual be
Answer:
GENES
"genes contain the information needed to make functional molecules called proteins"
the manual is a gene
the bricks are amino acids
and the structures are proteins
5. Why are metamorphic rocks formed by contact metamorphism usually not as dense as those
formed by regional metamorphism?
Answer:
The rock was altered by high temperature with extreme pressure
Explanation:
Fossils would be destroyed
Metamorphic rocks formed by contact metamorphism are usually not as
dense as those formed by regional metamorphism because of their mode of
formation which involves a higher temperature without little or no pressure.
Contact metamorphism involves rock formation as a result of contact with
hot magma. The regional metamorphism involves the formation of rocks
deep in the soil through extreme temperature and pressure over a wider
area.
This is the major reason why the metamorphic rocks from contact
metamorphism are denser than the regional metamorphism.
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Specialized cells in the walls of an organ monitor changes in blood pressure. these cells are known as:_______
Answer:
the answer is T cells and the subsets
PLEASE HELP!!!
In the space below, discuss some of the advantages and disadvantages of asexual and sexual reproduction. Compare and contrast individuals that are sexually and asexually reproduced. Use complete, meaningful sentences to explain the information you give as your answer.
Answer:
The advantages of sexual reproduction:
produces genetic variation in the offspring
the species can adapt to new environments due to variation, which gives them a survival advantage
a disease is less likely to affect all the individuals in a population
In asexual reproduction there is only one parent. The offspring are clones of the parent and each other.
The advantages of asexual reproduction include:
the population can increase rapidly when the conditions are favourable
only one parent is needed
it is more time and energy efficient as you don't need a mate
it is faster than sexual reproduction
The disadvantages of sexual reproduction:
time and energy are needed to find a mate
it is not possible for an isolated individual to reproduce
The disadvantages of asexual reproduction include:
it does not lead to genetic variation in a population
the species may only be suited to one habitat
disease may affect all the individuals in a population
Explanation:
There are approximately 259 hectares per square mile. How many deer could a square mile of forest of mature American chestnut trees support for a year if they were the only organism consuming their nuts?
Answer:
25 deers
Explanation:
According to studies conducted by wildlife experts, a single deer needs roughly 25 acres of land in order to survive comfortably. Therefore we first need to find out how many acres are in a hectare, which based on a quick search online we see that 25 acres equal 10.11 hectares which is what a single deer needs to survive. Now we divide the total amount of hectares by the hectares a single deer needs in order to find out how many deers can survive on this total amount of land.
259 / 10.11 = 25.618
Finally, we can see that the 259 hectares can maintain roughly 25 deers.
16 - Albinism: Prom Genotype to Phenotype
Supplemental activity: Flow Chart
Name:
By creating a flow chart below, trace the steps from DNA through to the resulting phenotype. It has been started for you
below The following words must appear in this flow chart transcription, translation, amino acid(s), protein, gene, mRNA,
TRNA, phenotype
DNA
A correct flow chart is DNA i.e., gene (transcription) >> mRNA + tRNAs (translation) >> amino acids or protein >> phenotype. It is the flow of the genetic information.
What is the flow of genetic information?The flow of genetic information refers to the molecular process from DNA to the final phenotype (i.e., protein product).
During gene transcription, a particular fragment of DNA called gene is used as a template to generate an mRNA.
Subsequently, the mRNA serves as a template to generate a linear chain of amino acids, i.e., a protein, by a process called translation.
The final protein can be considered as the phenotype (in this case, the albinism trait) because it is the observable feature.
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By which process is water lost from a leaf?
a active transport
b diffusion
c osmosis
d photosynthesis
Answer:
Explanation:
It is transpiration but seeing as it isn't in the options the closest i can think of is osmosis though it doesn't sound right but sorry if its wrong
The amount of DNA per cell of a particular species is measured in cells found at various stages of meiosis, and the following amounts are obtained. Match the amounts of DNA on the left with the corresponding stages of the cell cycle on the right. You may indicate more than one stage for each amount of DNA.
The amount in G1 and G2 is 7.3 pc. The amount in prophase I and anaphase I am 14,6 pc while the DNA amount in metaphase II is 3,7 pc.
What is the DNA amount regarding the step of the cell cycle?The DNA amount regarding the step of the cell cycle refers to the different steps during the cell cycle and how DNA varies according to theses phases.
Therefore, with this data, we can see that the DNA amount regarding the step of the cell cycle depends on the step of the cell.
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Describe how the water cycle moves water between the tree, the lake, and the sky in the picture below.
Describe one water cycle process you have learned about and tell how it shows that the water cycle
connects nonliving and living things.
Answer:
Explanation:
The water evaporates from the lake to form a cloud(condensation).it starts to rain(precepation)then collects back in lake.precipitation connects with living things by watering them.it also connects nonliving by processes such as evaporation, precipitation, water returns back into the atmosphere.
Which of the following are viruses unable to infect?
Answer:
non living things
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Which of the following demonstrates an organ providing a force?
1.The eye transmits information to the brain.
2.The heart contracts and expands to move blood.
3.The kidney filters waste from blood.
4.The skin protects other organs from damage.
Answer:
I would say the answer would be: 2. The heart contracts and expands to move blood.
Explanation:
The heart is forcing itself to contract and expand so it can move blood throughout the body. If I am wrong, let me know, but I believe that this is correct since it's a function of force.
if an allele is dominant, then group of answer choices its phenotype is more beneficial than the recessive phenotype. its phenotype is always expressed in all generations. its phenotype masks the expression of the recessive allele in a hybrid. its phenotype is only expressed in heterozygous individuals. its phenotype is expressed only in homozygous individuals.
If an allele is dominant, its phenotype masks the expression of the recessive allele in a hybrid. The correct option is C.
What is dominant allele?Dominance is the phenomenon in genetics where one variant of a gene on a chromosome masks or overrides the effect of another variant of the same gene on the other copy of the chromosome. The first variant is renowned as dominant, while the second is known as recessive.
Recessive traits are only manifested if both connected alleles are recessive. If one of the alleles is dominant, the associated trait is less likely to appear.
In a hybrid, if an allele is dominant, its phenotype masks the expression of the recessive allele.
Thus, the correct option is C.
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what is the difference of transcription and translation
The translation is the process of protein synthesis where the information on RNA is expressed in the form of polypeptide chains. Transcription is the first step in gene expression. The translation is the second and final step of gene expression. Transcription occurs before translation
Which government agency worked with the US Army to get samples of the penicillin mold
Answer:
The US Department of Agriculture worked with the US Army to get samples of the penicillin mold
Answer:
akjdcbflaksjdfkshvishzcvkbsidvhishvozshvzshcxv next time answer properly
Explanation:
Some events that take place during protein synthesis are listed.
1. DNA serves as a template for RNA production
2.Transfer RNA binds to specific amino acids and carries them to the ribosomes
3. Amino acids are bonded together to make proteins
4. Messenger RNA moves from the nucleus to the ribosomes
What is the correct order of protein synthesis?
3-2-4-1
1-4-2-3
1-2-4-3
Explain each methods of cloning
Answer:
There are three different types of cloning: Gene cloning, which creates copies of genes or segments of DNA. Reproductive cloning, which creates copies of whole animals. Therapeutic cloning, which creates embryonic stem cells.
A(n) ______ is a specific nuclease that recognizes and cuts up DNA at a specific sequence of nucleotide base pairs.
A restriction enzyme is a specific nuclease that recognizes and cuts up DNA at a specific sequence of nucleotide base pairs.
It is a type of nuclease that is able to recognize and cut DNA at a specific sequence of nucleotide base pairs, known as a restriction site. These enzymes are commonly used in molecular biology research to manipulate DNA, such as in cloning and gene editing. It's important to note that there are many different types of restriction enzymes, each with its own specific recognition site. Some enzymes recognize a short sequence of only a few base pairs, while others recognize longer sequences.
Additionally, some enzymes cut DNA in a specific way, such as leaving blunt ends or creating overhanging "sticky" ends that can be used to attach DNA fragments together. The discovery of restriction enzymes in the 1970s revolutionized the field of molecular biology, as they provided a way to easily manipulate DNA in the lab. Researchers can use restriction enzymes to cut DNA at specific sites, and then join different pieces of DNA together using DNA ligase. This has enabled the creation of genetically modified organisms, the study of gene function, and many other advances in the field.
In summary, a restriction enzyme is a specific type of nuclease that recognizes and cuts DNA at a specific sequence of nucleotide base pairs. This ability has revolutionized molecular biology and enabled many advances in genetic engineering and other fields.
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Hydronium ions, H+, react with hydroxide ions, OH-, to form what?
Answer:
it creates water
Explanation:
yummy h20 :)
a Seris RCl circuit has a resistor R=1000Ω ,an inductor reactance in X_L =750Ω ,a capacitor whose capacitive reactance is X_C =500Ω and an AC power supply whose voltage is 0.5v. a) determine the magnitute of the circuit's impedance B) Deterrmine the current through the circuit ,I+ c)Determine the voltage across the resistor d) Determine the voltage accross the inductor. e) Determine the voltage across the capacitor.f) Determine the phase angle between the current and the voltage g) What is the impedance of the circuit at the reasonal frequency.
"
To solve the given series RLC circuit problem, we can use the concepts of impedance and phasors in AC circuits.
a) The magnitude of the circuit's impedance (Z) can be calculated using the formula:Z\(= \sqrt{(R^2 + (X_L - X_C)^2)}\)
Plugging in the given values:
Z = \(\sqrt{(1000^2 + (750 - 500)^2) = \\\)\(\sqrt{(1000000 + 250000) =} \sqrt{1250000= 1118.03} }\)
Therefore, the magnitude of the circuit's impedance is approximately 1118.03 Ω.
b) The current through the circuit (I) can be calculated using Ohm's Law:I = V/Z
Plugging in the given values:\(I = 0.5 V / 1118.03\)\(=0.000447 A\)
Therefore, the current through the circuit is approximately 0.000447 A.
c) The voltage across the resistor (V_R) is given by Ohm's Law:\(V_R = I * R\)
Plugging in the given values:\(V_R = 0.000447 A * 1000 = 0.447 V\)
Therefore, the voltage across the resistor is 0.447 V.
d) The voltage across the inductor (V_L) is given by:\(V_L = I * X_L\)
Plugging in the given values:
\(V_L = 0.000447 A * 750= 0.335 V\)
Therefore, the voltage across the inductor is 0.335 V.
e) The voltage across the capacitor (V_C) is given by:\(V_C = I * X_C\)Plugging in the given values:
V_C \(0.000447 A * 500= 0.224 V\)
Therefore, the voltage across the capacitor is 0.224 V.
f) The phase angle (θ) between the current and the voltage can be calculated using the arctan function:θ = arctan((X_L - X_C)/R)
Plugging in the given values:
θ = arctan\(((750 - 500)/1000) =\)degrees
Therefore, the phase angle between the current and the voltage is approximately 14.04 degrees.
g) The resonant frequency (f_res) can be determined using the formula:
f_res = 1 / (2π√(L*C))To learn more about magnitude, visit here
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__________ is reproduction where adults produce offspring over many years.
The term you're looking for is "iteroparity."
Iteroparity is a reproductive strategy in which adult organisms produce offspring multiple times over the course of their lives, usually across several breeding seasons or years.
This is in contrast to "semelparity," where organisms reproduce only once in their lifetime, typically expending all their energy in a single reproductive event.
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Organelle s is most likely the ___________________.
smooth endoplasmic reticulum
rough endoplasmic reticulum
golgi apparatus
centrioles
Answer:
Answer is smooth endoplasmic reticulum
Explanation:
If you like my answer than please mark me brainliest thanks
The term meaning toward the stomach side is ________ , and its opposite is ________ .
The term meaning toward the stomach side is "ventral," and its opposite is "dorsal." These terms are commonly used in anatomy to describe the position or direction of an organ or structure in relation to the body.
"Ventral" refers to the front or belly side of the body. For example, if we talk about the ventral side of a human, it would be the side facing the ground when the person is standing upright. Another example is the ventral side of a fish, which is its belly side.
On the other hand, "dorsal" refers to the back or upper side of the body. In the human body, the dorsal side would be the back, while in a fish, it would be the upper side. These terms are important in biology and anatomy as they provide a standardized way to describe the position of organs or structures in the body. Understanding these terms helps in communicating and studying the human body or other organisms.
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Which of the following will decrease soil nitrates?
A. Fast growing crops
B. Decomposers
OC. Nitrifying bacteria
D. Lightning
im bo-red
423+4213=??
Answer:
4636
Explanation:
your not the only one
this answer i need pls ill mark brainliest
All - growth, exchange of gases, excretion, reproduction, and death (option d).
All living organisms undergo various life processes to maintain their existence. Let's analyze each option to determine which life processes are carried out by an organism's cells:
A. Only growth and exchange of gases: While cells are involved in growth and exchange of gases, they also participate in other life processes. This option is incomplete.
B. Only growth, exchange of gases, and reproduction: Cells play a crucial role in reproduction as they are responsible for the production of gametes and the process of cell division. However, there are additional life processes that cells also undertake.
C. Only growth, exchange of gases, excretion, and reproduction: This option includes excretion in addition to growth, exchange of gases, and reproduction. Cells participate in excretion by eliminating waste materials. However, there is one more life process that cells experience.
D. All - growth, exchange of gases, excretion, reproduction, and death: This option encompasses all the mentioned life processes. Cells are involved in growth as they undergo cell division and increase in number. They exchange gases through processes like respiration. Cells excrete waste products. They participate in reproduction through the formation of gametes and cell division. Lastly, cells also experience death as they have a limited lifespan.
Therefore, the correct answer is D. All - growth, exchange of gases, excretion, reproduction, and death.
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