Dna uses deoxyribose and adenineribose and uracildeoxyribose and thymine, while rna uses ribose and uracildeoxyribose and thymineribose and thymine ?

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?

You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion