increased metabolic rate and heart rate
Answer:
1) If a pesticide was used to kill the grasshoppers and the caterpillars, then the frogs should be fine, because the pesticide isn't made to effect them; also, unless their diet was only of grasshoppers and caterpillars, then the frogs would not starve.
2) Two human activities that can impact the ecosystem are, pollution, and deforestation. Pollution, because it can harm animals, but against popular (but unscientific) belief, doesn't cause climate change. Deforestation also harms animals, and also causes for some trees to have to produce more oxygen than before.
3)Life on earth could not exist on earth without plants and decomposers because there would be no oxygen left on earth for creatures to breathe, and there would be no nutrients to keep the earth alive.
Answer:
humoral immunity
Explanation:
Human** think of it like that
The two sports that would be best suited to Alex would be tennis and gymnastics.
Both sports involve using the entire body and are physically demanding. Tennis uses legs, feet, hips to stand and run around the court while the arms, hands and shoulders are used to carry the racket and hit the ball back to the opponent with a significant amount of force. Physical strength is a key factor to playing Tennis. Gymnastics again uses the whole body and takes a lot of physical strength to push your body to jump, run, balance, spin, swing and so forth.
