Answer: (B) Ribosomes make proteins
Explanation: Ribosomes are just the sites where proteins are made and has nothing to do with communication.
Answer:
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Explanation:
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Answer:
The skin produces sweat and oil.
*the skin acts as a barrier*
Explanation:
The skin does not identify and coordinate a response, that would be the immune system. The skin doesn't make mucus, the nose does that. The skin also does not make antibodies, the immune system does that.
Answer:
(A) A gas that traps heat on earth by preventing it from returning to space
Explanation: