Some medicine aren't resistant to heat or humidity.
Answer:
both have cell membranes
Explanation:
the animal cell has small or temporary vacuoles.
animal cell does not have chloroplast or cell wall.
Answer:
why can you never trust a atom
Explanation:
they make everything up
Answer:
It is valid because his experiment had clear variables.
Explanation:
He had clear variables and did everyhting the same for both plants, even though he had calcium in one and not in the other, which gives him a true and good result.