How are simple carbohydrates able to form larger macromolecules? A. Organic compounds chemically combine using carbon, hydrogen, and oxygen atoms.
B. Organic compounds chemically combine with inorganic compounds to form large macromolecules.
C. Larger macromolecules first break down into smaller macromolecules and combine during the reaction.
D. The hydrogen in the smaller macromolecules combine to form larger macromolecules.

What happens whenever a net force acts on an object

2. which is the last step in the scientific method?

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.