1. Why do you think the strand of DNA coming in from the left side of the screen
is becoming two thinner strands?

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

b. read the phase at the intersection of any given temperature and pressure.

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.