Answer:
organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Explanation:
Gaurd cells is right answer that is option C .
Hope it helps.
Answer:
highly folded surface of the inner mitochondrial membrane
Explanation:
hope I helped <3
Answer:
Independent Variable: Give one group the drug and dont give the other group the drug
Dependent Variable:The data of if the drug improves the rats memory(if their memory is better, the same, or made worse)
