Answer:
Because each subject in an experiment has to have equal conditions to ensure the most accurate results. And water temperature is known to impact plant growth. An experiment using different water temperatures is a terribly inaccurate experiment.
Answer:
they make a quick profit for farmers
Explanation:
cash crops are crops that are use to earn money after they are harvested
Answer:
b. man
Explanation:
lizards, fish, and snakes lay eggs while humans (and most mammals) give birth
