Chromatin material is tightly coiled during prophase and they appear like threads having length of 0.25 micrometer to 50 micrometer.
Further details
Chromatin
During mitosis thread like tiny network which is visible only under microscope is called chromatin.
Prophase
It is first stage of mitosis and meiosis in this phase chromatin material get tightly coiled and nucleolus disappears. This phase starts just after interphase.
Mitotic prophase
In animal cells it is very first stage and in plant cells it is 2nd stage. In mitotic prophase chromosomes get condensed, Centromere moves away from each other, mitotic spindle forms and nucleoli disappears.
Meiotic prophase
It comprises two stages
1. Prophase I
2. Prophase II
Prophase II is similar to the mitotic prophase. While prophase I is different from prophase II and is also called prolonged phase or lengthy phase. Chromosomes are in form of pair in each diploid cell one from each parent. G2 phase is absent in prophase I of meiosis. Prophase I is subdivided into following stages given below
1. Leptotetene (chromosome visible)
2. Zygotene (pairing of chromosomes starts)
3. Pachytene (pairing is completed)
4. Diplotene (paired chromosomes start separation)
5. Diakinesis (separation completes which was started in diplotene stage)
Answer details
Subject: Biology
Level: High school
Key words
• Chromatin
• Prophase
• Mitotic prophase
• Meiotic prophase
• Prophase I
• Prophase II
• Leptotetene
• Zygotene
• Pachytene
• Diplotene
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https://brainly.com/question/12603071Diakinesis
Which dimension of health involves placing the needs of others above your own?
a. environmental health
b. psychological health
c. spiritual health
d. social health?
Answer: c
Explanation: it is c
When the baby lies crosswise in the uterus during delivery, this is called?
Can you support the organization of life based on the atom as the basic unit of matter?
The process in which yeast produces carbon dioxide and alcohol is called ________ fermentation
Which statement is true about a scientific idea?
It is biased in its results.
It can be replicated and verified.
It can be tested without a control group.
It ignores parts of the method within an investigation.
Testosterone is an example of a chemical signal that affects the cells that synthesize it, the neighboring cells in the testis, along with distant cells outside of the testis. thus testrosterone is an example of ___________.
A regular octagon has a perimeter of 104 m and a radius of 16.99 m. Find the area of the octagon. Round the answer to the nearest square meter.
What type of tissue makes up the outer covering and lines organs of animals?
Cancer may result from the activation of __________________________ to____________________and/or the inactivation of ______________________genes.
Dr. Harris believes that the fur thickness of a specific rabbit is directly related to the outside temperature of the rabbit habitat dr.harries performs an experiment to test whether temperature affects fur thickness in this species of rabbit in the experiment discussed above dr.harries wonders if it is temperature or sunlight that causes the fur thickness of the species of rabbit to change which part of the scientific method does this illustrate
Answer:
The result of the experiment may reinforce or weaken either hypothesis.
Which finding would support the diagnosis of respiratory acidosis?
Which characteristic is common to both unicellular and multicellular algae?
What is the largest group of reptiles that ever lived?
What sections of the embedded protein chain are most likely to contain amino acids with hydrophobic r-groups? explain your reasoning?
Hydrophobic R groups are most likely to be found in the center of the protein structure because during protein folding, the hydrophobic R groups of nonpolar amino acids are positioned in the interior of the protein, hidden from the water-based outer environment.
Explanation:The sections of the embedded protein chain that are most likely to contain amino acids with hydrophobic r-groups are typically those that are embedded in the center of the protein structure. This is due to the hydrophobic (water-repelling) nature of these r-groups. Proteins often fold in such a way that hydrophobic parts are tucked away from the aqueous environment, into the protein interior.
During protein folding, hydrophobic R groups of nonpolar amino acids tend to be positioned in the interior of the protein, hidden from the water-based outer environment, whereas R groups of polar amino acids, which are hydrophilic (water-attracting), tend to be on the outside of the protein. This process is guided by hydrophobic interactions.
For instance, in alpha-helix and ß-pleated sheet secondary structures of proteins, R-groups protrude out from the protein chain. The exact positioning of these r-groups, either buried in the interior or exposed to the surface, depends on their hydrophobic or hydrophilic nature.
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In which group would you put pasta and breads according to the mypyramid plan?
Answer:
Grains group
Explanation:
MyPyramid is a plan by the US government which has a set of recommendations to be followed for a diet and exercise and these are based on the dietary guidelines for Americans 2005.
The MyPyramid plan is intended to make the American citizens more aware of the nutrition that they are getting and the food they are eating.
There are a total of 7 categories in which the recommendations are made and these are: grains, vegetables, fruits, milk, meat and beans, oils, discretionary calories, and physical activity.
Out of these the pasta and bread are placed in the grains category.
The three natural processes that form the basis for evolution are
Where are proteins produced other than on ribosomes free in the cytosol or ribosomes attached to the er?
Beyond the ribosomes in cytosol and attached to the ER, proteins can also be produced in the mitochondria and chloroplasts of eukaryotic cells, which contain their own DNA and ribosomes that allow protein synthesis.
Explanation:Proteins can be produced in a few places in a cell, but one primary location is the ribosomes, both free in the cytosol and attached to the endoplasmic reticulum (ER). However, proteins can also be produced outside of the ribosomes, and this occurs in the mitochondria and chloroplasts in eukaryotic cells. These organelles contain their own DNA and ribosomes, which allows them to synthesize their own proteins. So, in addition to the cytosolic and ER-bound ribosomes, the mitochondria and the chloroplasts are also important sites for protein production in cells.
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Which cell component functions like a "cellular delivery truck" to transport cell materials?
The brain often attempts self-repair by reorganizing existing tissue, but it sometimes also attempts to mend itself by producing new brain cells. the latter process is known as
Why must there be an attractive force to explain the existence of stable nuclei?
There is a need of attractive force in explaining the existence of a stable nuclei because there will be a presence of repel in protons to each other, with that, there is a need to provide another force in which will help and prevent them from having to fly apart.
"what mistaken notion about the nervous system persisted from ancient times up through the work of some renaissance thinkers?"
Define fracture. which type of fractures are most common in the elderly
Where does macromolecule digestion occur?
convert 29.7 cm to inches. Show your dimensional analysis setup
To convert centimeters to inches, we can use the conversion factor of 1 inch = 2.54 cm.
Here's the dimensional analysis setup:
[tex]29.7 cm * 1 inch/2.54 cm = 11.69 inches[/tex]
So, 29.7 cm is equal to 11.69 inches.
What is metric conversion?
Metric conversion is the process of converting a quantity from one metric unit to another. The metric system is a system of units for measuring physical quantities that is widely used in science and commerce around the world. In the metric system, there are standard units for length, mass, time, and other physical quantities.
Metric conversion involves using a conversion factor to change from one unit to another. For example, to convert meters to kilometers, you can use the conversion factor of 1 kilometer = 1000 meters. The conversion factor is used to multiply the quantity in meters, resulting in a equivalent quantity in kilometers. The process of metric conversion can be made easier with the use of conversion tables or online tools.
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True or false? a patient who has been vomiting off and on for several days should be sent to the emergency room rather than be seen in the medical office.
Answer:
True.
Explanation:
The patient should be treated according to its medical condition. Proper medical facilities and care should be given to the patient in the hospital.
The patient suffering from the on and off vomiting should sent to the emergency room and proper facilities must be given to the patient. The main reason of the vomiting should be provided by the doctors.
Thus, the answer is true.
A novel synchronized diastolic injection method to reduce contrast volume during aortography for aortic regurgitation assessment: in-vitro experiment of a transcatheter heart valve model
The evolutionary relationship among organisms is known as question 23 options: 1) taxonomy. 2) phylogeny. 3) paraphyly. 4) synapomorphy. 5) homoplasy
According to the kinetic molecular theory, the pressure of a gas in a container will increase if the A) number of collisions with the container wall increases. B) number of moles of the gas decreases. C) temperature of the gas decreases D) volume of the container increases.
Answer: A) number of collisions with the container wall increases.
Explanation: Pressure is defined as the force acting per unit area.
It is caused due to bombardment of gas molecules on the walls of the container.
Kinetic molecular theory states that:
1. Gases consist of large number of small particles.
2. Collision between gas particles and between particles and container walls are elastic collisions .
3. Gas particles are in continuous motion.
4. There are no forces of attraction between gas particles .
5. The temperature of a gas depends on the average kinetic energy of the particles of the gas.
According to the kinetic molecular theory, the pressure of a gas in a container will increase if the number of collisions with the container wall increases. This is because more frequent and forceful collisions result in higher pressure. The correct answer is A. the number of collisions with the container wall increases.
According to the kinetic molecular theory, the pressure of a gas in a container will increase if the:
The number of collisions with the container wall increases.The explanation can be understood through these key concepts:
Kinetic molecular theory: Gas pressure is caused by collisions between gas molecules and the container walls.
Amontons's Law: If the temperature is increased, the average speed and kinetic energy of the gas molecules increase, leading to more frequent and forceful collisions, thus increasing the pressure.
Boyle's Law: If the volume of a gas is decreased, the molecules will collide more frequently with the container walls, increasing the pressure.
Therefore, the correct choice is A) the number of collisions with the container wall increases.
What is the predominant fiber type in the postural trunk muscles?
The resting potential is the permanent state of the neuron; the charge of the neuron does not change.
Both of the statements that is given is false because when the neuron is in resting potential, it is not in a permanent state and the resting potential is negative. The charge of the neuron will be depending on each activities or the charges it accumulates, that is why it is not true that it does not change.