Autotroph's are living organism which produce complex compounds
Answer:
1. age structure age structure = 3 a male-only cruise
2. sex ratio = 4 a cruise full of retirees
3. mortality rate = 2 a cruise full of cancer patients
4. fecundity = 1 a cruise that happened to be carrying a large supply of birth control
Explanation:
1. Age structure mentioned all males
2. sex ratio was all retiree
3. mortality rate was based on patients health status leading them to death which was cancer.
4. fecundity was amount of fertility leading to birth rate which was controlled by birth control supply
Answer:
Most hormone feed back is a negative feed back mechansm, A feed back mechanism is a form of a signal mechanism loop where product feed back to control its own production.
Explanation:
For example pancreas is an important gland in an endocrine system which relies on negative feed back to regulate blood glucose level in the body to keep it within the required healthy range.