This is referring to meiosis, which happens just once to make reproductive cells, unlike mitosis which is just simple copying.
In mitosis, one cell splits into two, but the number of chromosomes doesn't change. The original cell makes two copies of its chromosomes and divides them up.

In <em>meiosis</em>, however, our cell doesn't bother making those two copies. It just takes what it has and divides it between two new cells.
Hi!
Some of the most common causes of iron deficiency anemia include chronic blood loss (chronic kidney deisease) and loss of iron in the blood.
Answer:
The function of an organ system depends on the integrated activity of its organs. For instance, digestive system organs cooperate to process food. The survival of the organism depends on the integrated activity of all the organ systems, often coordinated by the endocrine and nervous systems.
Explanation:
<span>In general, most dna viruses multiply in the host cell's NUCLEUS, while most rna viruses multiply in the host cell's CYTOPLASM. </span>
both P waves and S waves can travell through solids.In advance, P waves can travel through gasses too but S waves can't.