Conception is necessary for the continuation of species...for reproduction.
Answer:
B . The hinge joint of the elbow.
Explanation:
Uniaxial joint allows for motion in a single phase.
Answer:
4
Explanation:
Producers are at the bottom of the energy pyramid because they prove the most energy, they make up most of the population, which is biomass. And the producers have the largest population, which is why they are at the bottom of the pyramid of numbers. Finally they are at the bottom of food chains and webs because they store the most energy inside of them.
The answer is adrenal gland
