Answer:
Muscles attach to tendons and ligaments that attach to bones allowing our arms to move.
Explanation:
The muscles pull the bone causing movement. The movements our arms make is controlled by the brain and the nervous system.
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:
A) The discovery of HIV. They believe that the chimpanzee version of the immunodeficiency virus (called simian immunodeficiency virus, or SIV) most likely was transmitted to humans and mutated into HIV when humans hunted these chimpanzees for meat and came into contact with their infected blood.
Answer below———please mark me brainliest!
It would be diarrhea because when you experience this symptom, you pull water from your bowls which overproduces feces while with constipation, you would underproduce as your body is trying to retain water.
Hope this helps!
Because it creates an urgent atmosphere
