A The observed differences in plants height are due to genetics.
The cell wall contains not only cellulose and protein, but other polysaccharides as well. The cell wall provides structural support and protection. Pores in the cell wall allow water and nutrients to move into and out of the cell. The cell wall also prevents the plant cell from bursting when water enters the cell.
B
because tRNA read the information from the mRNA to make the amino acid.
Answer: i know the answer but i just cant think off the top of my head i am sorry i really want to answer though but if i figure it out i will tell you
Explanation:
