photosynthesis and respiration
Both because they have to have a host to feed on
Answer:
C. Substitution
Explanation:
Substitution is your answer because -
- Substitution means switching or taking something else instead of something which can serve the purpose.
- According to the meaning of Substitution, we can see that in the question it says that he INSTEAD used Margarine, and that means that he used something else instead of something which CAN serve the purpose.
And those were the reasons why that's your answer!
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Answered by: ms115
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I think its c because both groups receive the same amount of of sunlight