Answer:
The correct answer is "several instances of the legless condition arising independently of each other".
Explanation:
Evolution studies suggest that the legless condition observed in extant reptiles is the result of several instances of the legless condition arising independently of each other. The species that nowadays have the legless condition came from independent lineages such as scolecophidians, alethinophidians and legless lizards.
Answer:
4.9 ^10_5
Explanation:
the negative sign after the exponent is as a result of the decimal point after the number
Receptor potential is generally at the receiving region. The receptor potential(also called generator potential) can work to trigger an action potential either within the same neuron or adjacent cell.Within the same neuron the receptor potential causes local current flow to the region responsible for action potential.
<span>Baroreceptors are special receptors that detect changes in your blood pressure. Important baroreceptors are found in the aorta and the carotid sinus. If the blood pressure within the aorta or carotid sinus increases, the walls of the arteries stretch and stimulate increased activity within the baroreceptors.</span>