Answer:
Change in the species structure of an ecological community over time. (A)
Explanation: Google
Answer:
It's important for a scientist to try to hold all variables constant except for the independent variable. If a control variable changes during an experiment, it may invalidate the correlation between the dependent and independent variable. When possible, control variables should be identified, measured, and recorded.
Answer:
65/118
Explanation:
Because there is a total of 118 in the bag and only 65 are gum drop
Answer:
the rate of photosynthesis will increase
Explanation:
