Answer:
the ground was dry and had little nutrition in the soil
Explanation:
Plants use nitrogen for <u><em>making protein</em></u> since proteins are rich in it because of the amino group of the amino acids.
Biologists use plasmids to join two DNA molecules together.
I think C, the egg is larger so contains more mitochondria. Reason is we maily obtain the mtDNA from our mothers :v
These changes can be caused by environmental factors such as ultraviolet radiation from the sun, or can occur if an error is made as DNA copies itself during cell division. Acquired mutations in somatic cells (cells other than sperm and egg cells) cannot be passed to the next generation.
:333
