What are the precursors that make up macromolecules? a. polymers b. sulfates c. carbohydrates d. monomers

First option A) Polymers

Option D is correct.

D.monomers

When small organic molecules bind together, they form larger molecules called biological macromolecules. Biological macromolecules fall into four categories: carbohydrates, proteins, lipids and nucleic acids.

Macromolecules are formed by repeating sub units called monomers.

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation:

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