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Dmitrij [34]
4 years ago
15

When the chromosomes come together as homologous pairs, the arms of the sister chromatids may cross over.

Biology
1 answer:
jolli1 [7]4 years ago
8 0

Answer:

A. chiasmata is ur answer

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According to Newton’s third law of motion, which of the following best describes the forces of the tennis racket and the ball?
-BARSIC- [3]

Answer:

Newton's third law of motion is For every action, there is an equal and opposite reaction.

Explanation:

So if you throw a tennis ball and then hit it with a tennis racquet then the action would be the tennis ball and the equal and opposite reaction woul be the tennis ball bouncing off of the tennis racquet.

5 0
4 years ago
11.
netineya [11]

Answer:

the answer is respiration

8 0
3 years ago
a man with pku marries a woman without any alleles for pku. what is the probability that their child will inherit pku?​
zvonat [6]

Answer:A man with pku marries a woman without any alleles for pku.There is little possibility that a child will inherit PKU

<u>Explanation: </u>

PKU Is Phenylketonuria results in less metabolism of amino acid. It might lead to a mental disorder or behavior problems. It is mostly Genetic.

If only one parent is suffering from it then there is little possibility that it will pass on to a child but if both the parents are having the problem of PKU then there are more chances that the child will also develop such a problem. It can be treated if we catch it at an early stage.

7 0
3 years ago
Predict: Why aren't all organisms made of just one cell?
REY [17]
Multicellular organisms use different types of cells to function not just one cell. If cells grew larger that cell would be more demanding.
4 0
3 years ago
Vertebrate immune cells, which are phagocytic, include ________. i) neutrophils ii) macrophages iii) dendritic cells iv) natural
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Macrophages

Using the receptors on their surface and through the facilitation by immunoglobulins that attach to the foreign matter, macrophages 'hold' the foreign bodies in the body and 'ingest' them through phagocytosis. Lysozymes in the cells then in 'digest' the foreign matter.
8 0
4 years ago
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