you design an experiment to test the effects of various salt concentrations on a protein to determine where it will precipitate. for consistency, you must keep the protein concentration constant across samples. in this experiment, the salt concentration is the

tgrfdfgmnbdkfjgdfgdfgdfg

nucleus

would be most reasonable answer tbh

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.