What macromolecules make up most of the structure that is shown? A. carbohydrates
B. lipids
C. nucleic acids
D. proteins

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

When mendel crossed a true-breeding short plant with a true-breeding tall plant all the offspring were tall. which term describes the gene for tallnes?

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.