Humans, when exhaling release carbon which helps them to make sugar, and as a biproduct plants release oxegen which humans inhale.
Answer – 3. A weakened form of a virus
When getting a vaccination, the substance which is injected into the body is a weakened form of a virus. This weakened from of the virus has the ability to arouse the body’s defense mechanism without causing an infection.
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Answer:An amoeba uses asexual reproduction to reproduce using a process of binary fission.
D is the answer to the problem
B) Chemical Energy
It makes light energy into chemical energy for the plant to use.
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