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NikAS [45]
3 years ago
7

What structure is used to help count the numbers of chromosomes

Biology
2 answers:
IgorLugansk [536]3 years ago
7 0
To count the number of chromosomes count the number of functional centromere.
Maksim231197 [3]3 years ago
5 0

Answer:

karyotype is the structure used to count chromosomes.

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What process is being used to break down macromoleucles? What happenes to the water during that process?
loris [4]
The process which is the breaking down of macromolecules is called Hydrolysis (the breaking of a bond in a molecule using water) This means that polymers are broken down into monomers. This literally means ‘Split water’ and a reaction between an ion and the water molecule is used during used during the breakdown.
5 0
3 years ago
The products of the light reactions of photosynthesis are ______.
Pachacha [2.7K]

The correct answer is - B) ATP and NADPH.

The products of the light reactions of the process of photosynthesis are the ATP and NADPH. The small amount of ATP produced in this process and the energy carrier NADHP are crucial for the functioning of the organisms that use the process of photosynthesis, and the reason for that is that these two are used by the organisms to create glucose, or rather sugars, in the process called the Calvin Cycle. The glucose is what these organisms use as their food, a food they they manage to make themselves, thus making them producers. If the light is missing, then the process of photosynthesis can not be performed because the formation of ATP's will be stopped, as well as the formation of NADHP, so the organisms will not be able to produce their own food.

3 0
3 years ago
9. Which is the pathway of oxygen from lungs into the body tissues?
Setler [38]

Answer:

The pathway of oxygen from lungs to the body tissues is alveoli → red blood cells → blood vessels → tissues (option b).

Explanation:

The oxygen (O₂) required by the tissues comes from the air inspired by the respiratory system. The pathway of entry of O₂ to the body and tissues is:

  1. O₂ from the air reaches the lungs.
  2. In the pulmonary alveoli, gas exchange occurs, that is, O₂ passes into the blood capillaries and is captured by the red blood cells, while CO₂ is released and passes into the alveoli to be eliminated.
  3. O₂ in the red blood cells travels through the blood vessels.
  4. The tissues receive the O₂ and a second gaseous exchange occurs at the tissue level, as they release CO₂ that will be carried to the alveoli.

Tissue oxygenation depends on the integrity of the respiratory and circulatory systems.

<em>     The other options do not show the correct order in which the oxygen travels from the alveoli to the tissues.</em>

8 0
4 years ago
at which stage in kohlbergs level of conventional morality does an individual realize the importance of maintaining law and orde
weeeeeb [17]

Answer:

Stage 4: Law and order orientation

Explanation:

The individual now takes into consideration a larger perspective, that of societal laws. Moral decision making becomes more than consideration of close ties to others. The individual believes that rules and laws maintain social order that is worth preserving.

8 0
3 years ago
2.1.7. Explain why water is reabsorbed passively at the proximal convoluted tubule​
Semmy [17]

Answer:

The proximal tubules reabsorb about 65% of water, sodium, potassium and chloride, 100% of glucose, 100% amino acids, and 85-90% of bicarbonate. This reabsorption occurs due to the presence of channels on the basolateral (facing the interstitium) and apical membranes (facing the tubular lumen).

8 0
3 years ago
Read 2 more answers
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