Explanation:
The nucleus (plural, nuclei) houses the cell's genetic material, or DNA, and is also the site of synthesis for ribosomes, the cellular machines that assemble proteins. Inside the nucleus, chromatin (DNA wrapped around proteins, described further below) is stored in a gel-like substance called nucleoplasm.
Prophase 1, where crossing over occurs and DNA is already replicated
Answer:
A
Explanation:
The answer is A. sometimes that stuff happens
Depends of the surface, pressure, wind, humidity, precipitation
Niches, trophic levels, and ecological processes of a biological community.