the answer is the last one
A long carbon and hydrogen chain and a carboxyl group.
In images of fatty acids (the monomers of Lipids), it is depicted as a long carbon chain with hydrogen on the ends and connected to them as well, yet on the clear side is the carboxyl group.
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Answer:
A living organism's position in the flow of energy through an ecosystem.
Answer:
Lived during the time of dinosaurs.
Explanation:
Both types of trees have existed since the time of dinosaurs or earlier.
Gene Therapy is the name of the process.
