Answer:
Humans an hunt second-order consumers.
What do you need examples of?
Answer:
B. Ethanol
Explanation:
During absence of O2 pyruvic acid is reduced to ethanol in alcoholic fermentation.
Explanation:
The experimenter alters the independent variable with the hopes of collecting data about how the dependent variable changes in response.Other variables have to be controlled so that any changes of the dependent variable are attributed to the known independent variable.
Answer: Change between generations
Explanation:
Heredity involves the passing of characteristics or traits from one generation to the next. It accounts for the reason as to why offspring look like their parents.