Answer:
The Mesozoic Era is the answer
Cell wall won’t be found in a animal cell since it’s only there in a plant cell.
Answer:
ribosomes
Explanation:
thye produce the things needed for the cell membrane
B. larger and more complex
Explanation: As the environment became more unpredictable, bigger brains helped our ancestors survive.
Celluar respiration is the process of turning chemical energy into forms usable by the cell or organism.
