If a chromosome is like a book, then a gene is like a. the cover of the book b. a specific chapter in the book c. a specific sentence in the book d. the punctuation in the book

What field of science did harry hess study?

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above