It is part of the cell membrane. Last choice.
Answer:
In biology, a subculture is a new cell or microbiological culture made by transferring some or all cells from a previous culture to fresh growth medium. This action is called subculturing or passaging the cells. Subculture is used to prolong the life and/or expand the number of cells or microorganisms in the culture.
Answer:
A crayfish
Explanation:
everything else is an insect
