-Crossing over occurs between prophase 1 and metaphase 1 and is the process where homologous chromosomes pair up with each other and exchange different segments of their genetic material to form recombinant chromosomes. It can also happen during mitotic division, which may result in loss of heterozygosity.
<span>B. Evaporation, precipitation, run off, lake storage</span>
Answer:
carbohydrates
Explanation:
like cellulose remains undigested in the intestine
The female flowers mature before the male flowers, resulting in self-fertilization being preventing
