<span>Large carnivores in general are often used as indicator species because of their seat at the top of the food chain. ... When a large carnivore is missing from an ecosystem this can
reflect problems in prey populations, usually caused by larger issues
such as over-harvest of game, presence of disease, or habitat changes.</span>
This is false. There are many factors, like climate, fires, pollution, etc.
Answer:
A. Increased sympathetic responses
Explanation:
It results from an obstruction in the retake of NE to the nerve terminal which causes more NE to accumulates in the synapse which leads to further production of the adrenergic receptors on the tissue membrane has produced by the neuron.
This adrenergic receptors act in response to signals released by sympathetic nervous system causing an increased sympathetic response.
Answer:
Ideally, the experimental and control groups are identical. As much as possible, the two groups should overlap in every characteristic.
Explanation:
At the beginning of your study, you need your two groups to be as statistically similar as is humanly possible. That way, when you control for other variables, you can reasonably attribute any statistically significant differences at the end of the study to your intervention.
C. Medusa. Everything else on the list is a part of another creature, medusa is the only cnidarian here!
