You should pack foods high in to provide the most energy or kilocalories per gram of food. a. carbohydrates b. lipids (fats) c. proteins d. sugars

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

The tubes transporting minerals and water upward are called ?

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities