the answer is the last one
Answer:
bonded to a single glycerol molecule.
Explanation:
its answer is A.
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The correct answer is B !! Both are interdependent thus forming a mutualistic association !!
As both can not live without each other thus making obligate !!
so They share obligate mutual association !! Go with B !!
The two substances needed in this situation are:
potato extract and catechol<span />
