Answer:2.5 I just took the test
Step-by-step explanation:
There correct answer is B!
Answer:
A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
<span>9(2+5m) 9(2+5m)
(18+45m)
9*2
9*65m</span>
