why are light intensity, water, carbon dioxide and chlorophyll needed for photosynthesis
Answer:
Is light needed for photosynthesis?
1. Destarch the plant (remove previously made starch from plant)
2. a. cut the leaf in 2
b. 1 part in an opaque box and 1 part in a transparent box (one with light and one without)
3. Test for starch (BEWI)
B. Is carbon dioxide needed for photosynthesis?
1. Destarch the plant (remove previously made starch from plant)
2. a. cut the leaf in 2
b. 1 part in a box with CO2 absorber and 1 part in box with a CO2 provider
3. Test for starch (BEWI)
C. Is chlorophyll needed for photosynthesis?
1. Destarch the plant (remove previously made starch from plant)
2. Use a variegated leaf
3. Test for starch (BEWI)
B E W I
1. Put leaf in boiling water to destroy the cell membrane and denature enzymes
2. Ethanol in a hot water bath to remove chlorophyll
3. Warm water to soften the leaf
4. Add drops of iodine solution
Explanation:
competitive and noncompetitive enzyme inhibitors differ with respect to: group of answer choices the precise location on the enzyme to which they bind. their energies of activation. their binding affinities. their ph.
Competitive and noncompetitive enzyme inhibitors differ in their precise location on the enzyme to which they bind. Competitive inhibitors bind to the active site of the enzyme, which is the specific location where the substrate binds and undergoes a chemical reaction.
Noncompetitive inhibitors, on the other hand, bind to a different site on the enzyme, called the allosteric site, and cause a conformational change in the enzyme that affects its activity. This binding prevents the substrate from binding, and therefore slows down or inhibits the reaction.
This binding does not necessarily prevent the substrate from binding to the active site, but instead alters the enzyme's ability to catalyze the reaction. The energies of activation, binding affinities, and pH may also play a role in determining the effectiveness of the inhibitor, but these factors are not directly related to the differences between competitive and noncompetitive inhibitors.
Competitive and noncompetitive enzyme inhibitors differ with respect to the precise location on the enzyme to which they bind. Competitive inhibitors bind to the active site of the enzyme, directly competing with the substrate for binding. Noncompetitive inhibitors, on the other hand, bind to an allosteric site on the enzyme, which is a different location from the active site. This binding can change the enzyme's conformation, indirectly affecting the substrate binding and enzyme activity.
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Out of the following four options, the concentration at which dsDNA will have the highest Tm is a.10 mm b.1000 μM c.100 mm d. 1M
The correct option is C: The concentration at which dsDNA will have the highest Tm is 100 mM.
Which concentration will result in the highest Tm for dsDNA?Out of the given options, the concentration at which double-stranded DNA (dsDNA) will have the highest melting temperature (Tm) is 100 mM. Tm is the temperature at which half of the DNA strands in a double helix become denatured or separated.
It is influenced by factors such as DNA sequence, length, and ionic conditions, including the concentration of ions in the solution. In general, increasing the concentration of salt ions, such as potassium or magnesium, can stabilize the double helix and raise the Tm.
In this context, a concentration of 100 mM is likely to provide an optimal ionic environment for maintaining the stability of dsDNA, resulting in a higher Tm compared to lower or higher concentrations. It is important to note that the Tm can vary based on the specific DNA sequence and experimental conditions.
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Are heated air and wind shear the cause for severe storms? Explain.
Answer:
Yes, they are very much the main cause of severe storms because the heat molecules get into the atmosphere and clouds, causing chemical reactions and damage. At some point in time, the energy built up, as well as the damage done, must undo itself. This is done through a storm. It is the environment's way of cleaning itself.
As a part from this video below states, wind shear is a leading cause in severe storms.
examine this picture of the skin, paying close attention to the cutaneous innervation. what impact might the location of the nerve fibers have on sensation?
It's important to note that the distribution and organization of nerve fibers within the skin are complex and can vary among individuals. Additionally, other factors such as receptor types, nerve fiber diameter, and central processing also influence the overall sensation experienced.
As an AI text-based model, I'm unable to directly examine or view images. However, I can provide some general information regarding the impact of nerve fiber location on sensation in the skin.
The cutaneous innervation refers to the distribution of nerves throughout the skin, which allows for the perception of various sensations such as touch, pressure, temperature, and pain. The location of nerve fibers within the skin can have a significant impact on sensation in several ways:
1. Sensory Threshold: Different areas of the skin have varying densities of nerve endings, leading to variations in sensitivity. For example, areas with a high concentration of nerve fibers, such as the fingertips or lips, tend to have a lower sensory threshold, meaning they can detect even subtle stimuli.
2. Sensory Discrimination: Nerve fibers are responsible for transmitting signals related to different sensory modalities. In specific regions, such as the fingertips, the nerve fibers are densely packed and finely tuned, allowing for precise discrimination of tactile stimuli or small differences in texture.
3. Receptive Field Size: Nerve fibers have distinct receptive fields, which are the specific areas of the skin where stimulation activates a particular nerve ending. Receptive field sizes can vary depending on the location in the skin. Smaller receptive fields, found in areas like the fingertips, allow for more precise localization of touch.
4. Sensory Adaptation: Nerve fibers exhibit different levels of adaptation to prolonged or repetitive stimulation. Rapidly adapting fibers are more responsive to changes in stimuli, while slowly adapting fibers maintain their response over a prolonged period. This adaptation can affect how sensations are perceived in different areas of the skin.
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For children who do not have galactosemia, what are their possible genotypes for this trait?
a pedigree chart for the inherited genetic condition galactosemia
heterozygous
homozygous dominant
homozygous recessive
no inheritance for this trait
Answer:
The correct answers are "heterozygous", and "homozygous dominant".
Explanation:
Galactosemia is a condition where people are not able to process the sugar galactose. People with this condition have one gene mutated, which does not allow the proper synthesis of the enzyme that breaks down galactose. Galactosemia is inherited as an autosomal recessive genetic condition, therefore, only children that are homozygous recessive develop the condition. Children that are heterozygous or homozygous dominant, will not develop galactosemia.
Answer:
its heterozygous and homozygous dominant
Explanation:
(d) Based on the data in Table 1 and the biomass of the very large animals eaten by the lions, predict the likely effect on both the lions and leopards if the availability of the very large animals becomes limiting in the reserve. After analyzing the data, the scientists claim that the leopards and lions coexist in the reserve through the use of niche partitioning. Use evidence from the data provided to support the scientists’ claim
According to the response, 38% of the lions' prey species make up 63% of the biomass they devour, thus if the supply of really large animals becomes limited, the leopards and lions will begin to compete over prey (and this will be especially true of the medium-sized prey).
The answer suggests that, for most part, leopards and lions depend on prey species of various sizes and hence do not compete with one another for food. According to the response, 38% of the lions' prey species make up 63% of the biomass they devour. (The population figures indicate that their populations have stayed comparatively stable over time, indicating that they will be not directly competing with one another.) All the populations of all the various species that coexist in a specific location make up an ecological community.
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The law of what states that matter cannot be made or be destroyed but can be changed into a new form
Physical and chemical changes can cause matter to transform into different forms, but no matter what happens, matter is always conserved. There is no creation or destruction of matter; the amount of matter is the same before and after the transformation. The Law of Conservation of Mass is the name given to this idea.
Find the solution of the given initial value problem: (a) y
′
−y=2xe
2x
,y(0)=1 (b) y
′
+(cotx)y=2cscx,y(π/2)=1
(A) The answer to the initial value problem is given by \(\(y = (x^2 + 1)e^x\)\), where \(\(y' - y = 2xe^{2x}\)\) and \(\(y(0) = 1\)\).
(B) The resolution to the initial value problem can be expressed as \(\(y = \frac{2x - (\pi - 1)}{\sin(x)}\)\), where \(\(y' + \cot(x)y = 2\csc(x)\)\) and \(\(y\left(\frac{\pi}{2}\right) = 1\)\).
(A) To solve the initial value problem:
\(\[y' - y = 2xe^{2x}, \quad y(0) = 1\]\)
We can use an integrating factor method. To begin, let us express the equation in its standard form:
\(\[y' - y - 2xe^{2x} = 0\]\)
The integrating factor \(\(I(x)\)\) is given by \(\(I(x) = e^{\int -1 \, dx} = e^{-x}\)\).
To obtain the solution, apply the integrating factor to both sides of the equation and perform the multiplication.
\(\[e^{-x}(y' - y) - 2xe^{2x}e^{-x} = 0\]\)
This simplifies to:
\(\[e^{-x}y' - e^{-x}y - 2x = 0\]\)
Now, observe that the expression on the left-hand side represents the derivative of \(\((e^{-x}y)\)\) with respect to \(\(x\)\).
Using this observation, we can rewrite the equation as:
\(\[\frac{d}{dx}(e^{-x}y) - 2x = 0\]\)
Integrating both sides with respect to \(\(x\)\), we get:
\(\[e^{-x}y - \int 2x \, dx = C\]\)
where \(\(C\)\) is the constant of integration.
Integrating \(\(\int 2x \, dx\)\), we have:
\(\[e^{-x}y - x^2 + C = 0\]\)
To find the constant \(\(C\)\), we use the initial condition \(\(y(0) = 1\)\).
Substituting \(\(x = 0\)\) and \(\(y = 1\)\) into the equation, we get:
\(\[e^{0} \cdot 1 - 0^2 + C = 0\]\)
\(\[1 + C = 0\]\)
\(\[C = -1\]\)
Substituting \(\(C = -1\)\) back into the equation, we have:
\(\[e^{-x}y - x^2 - 1 = 0\]\)
Finally, we can solve for \(\(y\)\) by isolating it:
\(\[e^{-x}y = x^2 + 1\]\)
\(\[y = (x^2 + 1)e^x\]\)
(B) To solve the initial value problem:
\(\[y' + \cot(x)y = 2\csc(x), \quad y\left(\frac{\pi}{2}\right) = 1\]\)
We can use an integrating factor method. To begin, we will rewrite the equation in standard form:
\(\[y' + \cot(x)y - 2\csc(x) = 0\]\)
The integrating factor \(\(I(x)\)\) is given by:
\(\(I(x) = e^{\int \cot(x) \, dx} = e^{\ln(\sin(x))} = \sin(x)\).\)
Apply the integrating factor to both sides of the equation and perform the multiplication.
\(\[\sin(x)(y' + \cot(x)y) - 2\csc(x)\sin(x) = 0\]\)
This simplifies to:
\(\[\sin(x)y' + \cos(x)y - 2 = 0\]\)
Now, observe that the expression on the left-hand side represents the derivative of \(\((\sin(x)y)\)\) with respect to \(\(x\)\). Using this observation, we can rewrite the equation as:
\(\[\frac{d}{dx}(\sin(x)y) - 2 = 0\]\)
Integrating both sides with respect to \(\(x\)\), we get:
\(\[\sin(x)y -\)\(\int 2 \, dx = C\]\)
where \(\(C\)\) is the constant of integration. Integrating \(\(\int 2 \, dx\)\), we have:
\(\[\sin(x)y - 2x + C = 0\]\)
To find the constant \(\(C\)\), we use the initial condition \(\(y\left(\frac{\pi}{2}\right) = 1\).\)
Substituting \(\(x = \frac{\pi}{2}\)\) and \(\(y = 1\)\) into the equation, we get:
\(\[\sin\left(\frac{\pi}{2}\right) \cdot 1 - 2\left(\frac{\pi}{2}\right) + C = 0\]\)
\(\[1 - \pi + C = 0\]\)
\(\[C = \pi - 1\]\)
Substituting \(\(C = \pi - 1\)\) back into the equation, we have:
\(\[\sin(x)y - 2x + (\pi - 1) = 0\]\)
Finally, we can solve for \(\(y\)\) by isolating it:
\(\[\sin(x)y = 2x - (\pi - 1)\]\)
\(\[y = \frac{2x - (\pi - 1)}{\sin(x)}\]\)
\(\(y = \frac{2x - (\pi - 1)}{\sin(x)}\).\)
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The complete question is:
Find The Solution Of The Given Initial Value Problem:
(A) \(\(y' - y = 2xe^{2x}\)\), and \(\(y(0) = 1\)\)
(B) \(\(y' + \cot(x)y = 2\csc(x)\)\), and \(\(y\left(\frac{\pi}{2}\right) = 1\)\)
What happens when ATP is converted into ADP?
Answer:
The Nature of ATP
Explanation:
When one phosphate group is removed by breaking a phosphoanhydride bond in a process called hydrolysis, energy is released, and ATP is converted to adenosine diphosphate (ADP) This free energy can be transferred to other molecules to make unfavorable reactions in a cell favorable. When the terminal (third) phosphate is cut loose, ATP becomes ADP (Adenosine diphosphate; di= two), and the stored energy is released for some biological process to utilize.
Which phrase should be written in the column titled "always"? have a backbone are warm-blooded are multicellular eat plants
The correct phrase would be that warm-blooded animals always have a backbone.
What warm-blooded animals?They are animals whose body temperature does not fluctuate with the temperature of the environment.
Warm-blooded animals have a system in place that ensures that the temperature of their body does not fluctuate significantly. The process by which this is achieved is called homeostasis.
Warm-blooded animals are advanced animals in the chordate group. Chordates have notochords that develop into the brain and the spinal cord in several animals.
Thus, all warm-blooded animals always have a backbone.
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Answer:
Are multicellular
Explanation:
Correct on Edge
What causes there to be a H+ ion concentration gradient to build up inside the thylakoid space? Check all that apply. a. The electrons provide energy for the H+ pump to transport more H+ ions into the thylakoid space. b. A special enzyme produces more H+ ions. c. Photons of light create more H+ ions. d. The photolysis of water releases H+ ions into the thylakoid space.
Answer:
a. The electrons provide energy for the H+ pump to transport more H+ ions into the thylakoid space.
d. The photolysis of water releases H+ ions into the thylakoid space.
Explanation:
This question describes the first stage of photosynthesis, which is LIGHT-DEPENDENT REACTION. The light dependent reactions involve creating ATP (energy carrier) and NADPH (electron carrier) needed for the Calvin cycle (light independent stage) to occur.
The ATP is formed by pumping hydrogen ions (H+) into the thylakoid space/lumen, hence, creating a electrochemical gradient needed for ATP synthase to synthesize ATP. The buildup of H+ ions is caused by:
- The electrons that arise when light photons hit a chlorophyll molecule is used to provide energy for the H+ pump to transport more H+ ions into the thylakoid space.
- The photolysis of water results in the production of electrons (e-) and hydrogen ions (H+). These hydrogen ions are released into the thylakoid space.
In nature, this method is the only way diversity is truly created. (Can talk in comments) Changes in the genetic material of an organism are passed on to offspring and, although the process is slow, it could eventually result in the creation of a new species. These statements describe the effects of _______ on biodiversity.
a.growth rate
b.genetic drift
c.mutation
d.carrying capacity
Answer:
sorry this is late but the correct ansewer is C
Explanation:
Answer:
C
Explanation:
Which is more correct: Glucose
A. forms as a branched polymer by the action of glycogen phosphorylase.
B. polymers occur as glycogen in fat cells.
C. is stored in hepatocytes as a glycogen polymer.
D. is converted to glycogenin by Hexokinase.
E. is converted to TAG's in adipocytes.
F. primes the branched chain polymerization of Glycogenin.
The option that is correct regarding glucose is "C. is stored in hepatocytes as a glycogen polymer." Glucose is a type of sugar that is found in the bloodstream and is an important source of energy.
It is stored in the body in the form of glycogen, a branched polymer, which is synthesized and stored by the liver and muscle cells. Glucose is taken up by the liver and muscle cells and converted into glycogen. The synthesis of glycogen is catalyzed by the enzyme glycogen synthase, which adds glucose monomers to the growing chain.
Glycogen is stored in hepatocytes, liver cells, as a glycogen polymer. It is also stored in muscle cells. The liver can break down glycogen and release glucose into the bloodstream when the body needs energy. The breakdown of glycogen is catalyzed by the enzyme glycogen phosphorylase, which cleaves glucose from the non-reducing end of the glycogen chain.
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Which of the following best describes how humans affect the nitrogen cycle?
Burning fossil fuels
Using fertilizers to increase growth of farm crops
Planting trees to rebuild a forest
Melting the polar ice caps
Answer:
B. Using fertilizers to increase growth of farm crops
Explanation:
I had this quiz.
which is true of lymph drainage of the skin of the anterior abdominal wall above the umbilicus?
The xiphoid process of the sternum and the costal cartilages establish the anterior abdominal wall of the abdominal viscera, and the iliac crest and pubic bones of the pelvis indicate the inferior limit.
The external oblique muscle, internal oblique muscle, transversus abdominis muscle anteriorly, and rectus abdominis muscle laterally, make up the muscle layers. The three anterolateral muscles' surrounding fascia combine anteriorly and connect to the rectus abdominis at the linea semilunaris. As the rectus sheath further fuses in the midline with the opposing fascia at the linea alba, the fascia then proceeds medially to envelop the rectus abdominis. Thus, a corset-like structure made of muscle, aponeuroses, and fascial layers covers the abdominal viscera.
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Protein A is a structural protein that forms long strands in the cell, while Protein Bis a globular protein that
functions as an enzyme
Based on this information, which of the following statements is most likely true about Protein A and
Protein B?
A. The proteins are encoded by genes with the same sequence of nucleotides
B. The proteins have different sequences of amino acids
C. The proteins are found in different parts of the body
Answer:
B
Explanation:
Answer:
It's B
hope this helps! <3
a procedural bone marrow biopsy is referred to as:
A procedural bone marrow biopsy is referred to as an aspiration. A bone marrow aspiration involves the removal of a small amount of bone marrow fluid or aspirate using a syringe and needle.
A bone marrow biopsy involves the removal of bone marrow tissue for examination .Bone marrow biopsy :Bone marrow biopsy is a procedure that can help diagnose the causes of blood conditions such as leukemia, anemia, and other diseases that affect the bone marrow. The bone marrow is a spongy tissue inside some of your bones, such as your hip and thigh bones.
It creates new blood cells, including red blood cells, white blood cells, and platelets. Aspiration:A bone marrow aspiration involves removing a small amount of the bone marrow fluid using a syringe and needle. The aspiration procedure may be done in your doctor's office or in a hospital. During the procedure, you'll be awake. The aspirate, or bone marrow fluid, is examined under a microscope to detect blood disorders.
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How are rna and dna used to make proteins
Answer:
During the process of transcription, the information stored in a gene's DNA is transferred to a similar molecule called RNA (ribonucleic acid) in the cell nucleus. ... A type of RNA called transfer RNA (tRNA) assembles the protein, one amino acid at a time.
hope it helps : )
Explanation:
alcohol consumption _____ sympathetic nervous system activity because it acts as a gaba agonist.
Answer: Alcohol consumption _mimics_ sympathetic nervous system activity because it acts as a gaba agonist.
Alcohol consumption increases sympathetic nervous system activity rather than decreasing it.
While alcohol does act as a GABA (gamma-aminobutyric acid) agonist, which can lead to a decrease in neuronal activity and a feeling of relaxation, it also has other effects on the body that can lead to an increase in sympathetic nervous system activity.
For example, alcohol consumption can increase the release of epinephrine and norepinephrine, which are neurotransmitters that activate the sympathetic nervous system.
Additionally, alcohol can cause an increase in heart rate, blood pressure, and peripheral vascular resistance, which are all indicators of sympathetic nervous system activation.
Overall, alcohol consumption can have complex effects on the nervous system, and its impact on sympathetic nervous system activity is influenced by a variety of factors, including the amount of alcohol consumed and the individual's overall health status.
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which of the following components of total energy expenditure is most easily altered to achieve weight management goals? multiple choice question. thermic effect of food thermogenesis energy for physical activity basal metabolism
Energy for Physical Activity is the most easily altered component of total energy expenditure to achieve weight management goals.
What is Energy?Energy is the ability to do work. It is the capacity to cause change in its surroundings or environment, and it can be in the form of heat, light, sound, electricity, or chemical energy. It is a fundamental quantity in physics and is expressed in joules (J). Energy is essential for all living things, and it is necessary for the functioning of many processes on Earth, such as photosynthesis, respiration, and the water cycle. It can be used to power machines and engines, and it is also used to generate electricity. Additionally, energy can be converted from one form to another, such as converting solar energy into electrical energy. Ultimately, energy is an essential part of life and is necessary for the survival of all living things.
The other components, such as thermic effect of food thermogenesis and basal metabolism, are much more difficult to alter and usually require medical input or specialized diets.
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A genius IQ is considered anything over 144. Let's pretend that
this is a genetic condition and that it is recessive. Genius IQ
is found in approximately 1 in 625 people worldwide (this is a
true statistic). Calculate the following:
1. The frequency of the recessive allele (genius IQ).
2. The frequency of the dominant allele (normal).
3. The percentage of heterozygous individuals (carriers).
According to the question, The percentage of heterozygous individuals (carriers). Thus, option "C" is correct.
What is the Hardy-Weinberg equilibrium theory?The Hardy-Weinberg equilibrium theory states that the allelic frequencies in a locus are represented as p and q. Assuming a diallelic gene,
p is the frequency of the dominant allele,
q is the frequency of the recessive allele.
The genotypic frequencies after one generation are
p² (H0m0zyg0us dominant genotypic frequency),
2pq (Heter0zyg0us genotypic frequency),
q² (H0m0zyg0us recessive genotypic frequency)
Thus, option "C" is correct.
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2. Which part of the eye acts as a barrier against dirt and germs
lens
iris
cornea
pupil
The C, cornea is the clear, dome-shaped front part of the eye that acts as a barrier against dirt and germs.
What is the role of the cornea?The cornea covers the iris and pupil, and helps to focus light onto the retina. The cornea is made up of a thin layer of cells that are constantly being shed and replaced. This helps to keep the cornea clean and free of dirt and germs.
The cornea is also very smooth, which helps to prevent light from being scattered. This is important for clear vision. The cornea is the most important part of the eye for vision.
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PLEASE HELP!! 30 points!
You have a rock of unknown origin and composition:
A. What are three characteristics you can look at to determine what mineral you have? (9 points)
B. Why is this especially important when trying to classify nonfoliated metamorphic rocks? (6 points)
A. Three characteristics that can be examined to determine the mineral composition of a rock are its color, hardness, and crystal structure.
B. This is important for classifying non-foliated metamorphic rocks because they lack the distinct layering (foliation) seen in other types of metamorphic rocks, making mineral identification crucial for their classification.
A. When trying to determine the mineral composition of a rock, three characteristics that can be examined are color, luster, and hardness.
Color can provide some initial clues about the presence of certain minerals, although it should not be solely relied upon for identification as many minerals can occur in different colors.
Luster refers to the way light reflects off the mineral's surface and can be described as metallic, non-metallic, or glassy. Hardness is a measure of a mineral's resistance to scratching and is often determined using the Mohs scale.
B. The classification of non-foliated metamorphic rocks is particularly important because they lack the characteristic foliation or layering found in some other types of metamorphic rocks.
Without the presence of visible bands or layers, it becomes necessary to rely on other characteristics to identify the minerals present in the rock. By examining the color, luster, and hardness of the minerals within the non-foliated metamorphic rock, geologists can gain insights into its composition and make accurate classifications.
These characteristics can help distinguish between different minerals that may have similar appearances and aid in identifying the specific type of non-foliated metamorphic rock.
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(FILL IN THE BLANK) _______is a barrier separating the cell’s genetic information from the cell’s cytosol
The cytoplasm of the cell and its genetic material are divided by the nuclear envelope.
In eukaryotic cells, the nucleus and cytoplasm are separated by the nuclear envelope (NE), a tightly controlled membrane barrier. There are several diverse proteins in it that have been connected to chromatin arrangement and gene regulation. The nuclear membrane presents a problem for cell division even if it permits sophisticated degrees of gene expression. The metazoan nucleus must totally disintegrate during mitosis in order for the mitotic spindle to have access to the chromatin; this creates the requirement to reassemble the nuclear compartment at the conclusion of each cell division.
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5. Blueshift is observed when
1 point
O a luminous object travels alongside an observer
O a distant luminous object travels rapidly towards an observer
O a distant luminous object travels rapidly away from an observer
O a luminous object is stationary compared to an observer
Pls help I will give 21 points if it is correct
Answer:
(b) a distant luminous object travels rapidly towards an observer.
Explanation:
Blueshift is observed when a distant luminous object travels rapidly towards an observer. The correct option is B.
What is blueshift?The displacement of an approaching celestial body's spectrum toward shorter wavelengths is known as blueshift.
When an object moves away from us, the light it emits is known as redshift; when an object moves towards us, the light it emits is known as blueshift.
The blue and red shift of stars cannot be seen with the bare eye. There are several reasons for this.
First, even for an object moving at thousands of kilometers per hour, the effect is minor, with only a slight change in hue.
Red light, with both the longest wavelength, is at one end of the spectrum.
The shortest wavelength is blue or violet light. White light is a blend of all the colors in the color spectrum. It has every color of the rainbow.
Thus, the correct option is B.
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what is the month spring begins
Which of the following mutations is most likely to cause a single amino acid difference during the translation of mRNA into protein? a. Single base-pair insertion b. Mutations in regulatory sites c. Base-pair substitution d. Single base-pair deletion
The mutation that is most likely to cause a single amino acid difference during the translation of mRNA into protein is option c) base-pair substitution.
This type of mutation involves the replacement of one nucleotide base with another, which can alter the codon sequence in the mRNA. Since each codon codes for a specific amino acid, a change in the codon sequence can result in a different amino acid being incorporated into the protein. In some cases, the change may be silent, meaning it does not affect the amino acid sequence due to the degeneracy of the genetic code.
However, in other cases, the change can be missense, meaning it results in the incorporation of a different amino acid and can affect the protein structure and function. Single base-pair insertions and deletions can also cause a frameshift mutation, which can alter the reading frame of the mRNA and lead to multiple amino acid changes. Mutations in regulatory sites can affect gene expression, but they do not directly affect the amino acid sequence of the protein.
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Given that the diploid number of cattle is 60 (2n = 60) how many pairs of chromosomes do cattle have?
Answer: 30
Explanation:
Diploid is simply referred to as a cell or an organism which possess paired chromosomes. The paired chromosomes are gotten from each of the parents.
It should be noted that the total chromosomes that will be found in the cattle's somatic cell is 60. Therefore, the pair will be 60/2 = 30.
Answer soon pls
Which phase of cell division is shown?
Exploring mitosis.
telophase I
prophase I of meiosis
anaphase II
telophase II
Answer: Anaphase II
I took the 3.09 Quiz: Meiosis and Mitosis.