An environmental change can lead to the production of more than the expected amount of cyclin in G1. This would tend to the activity of a CDK, which would lead to phosphorylation of the target protein, which in turn would lead to cells being stopped at the G1-to-S checkpoint.

the answer is c on e2020, bud.

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.

huh

explanation: