The structure that surrounds the cell membrane of some cells, giving the cell a rigid shape is the cell wall.
Answer:
ask a question and predict what the outcome will be
Explanation:
when using the scientific method you always have to ask a question and make a hypothesis
25 x 8
8 x 5 = 40 you put the 4 on top of the 8 and put the zero as your first number on your answer
8 x 2 = 16
then you get the 4 on top of the 8 and then add 16
16 + 8 = 20
20 -- 0
200
plz mark me as brainliest :)
I suggest you watch the Amoeba Sisters video again, 1-2x and take notes.
Biomagnification is when toxins / heavy metal are present in small amounts in fish, but accumulate as you move into higher trophic levels. This is one reason why it can be toxic for humans to eat tertiary or quaternary consumers, such as swordfish, shark, etc.