The FSH will decrease and remain at a low level during the 15-28 days of the cycle because at this stage, the egg is waiting to be fertilized. The FSH needs to be low to prepare the uterus lining in case the egg will be fertilized.
When a nucleus divides by mitosis, all of the information from the nuclear
chromosomes is passed on to the daughter cells.
Mitosis is a cell division process that results in the formation of two daughter cells during growth processes and in the replacement of worn-out tissues in the body.
The cells produced must have all the information as the cells replicated
have specialized functions which must be passed from parent cells to the daughter cells.
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The task of the respiratory system is the exchange of Oxygen and Carbon Dioxide within the body; however, the respiratory system alone has no mechanism for the transfer of oxygen from the lungs to the body for absorption and transfer of carbon dioxide from the body for expulsion. The cardiovascular system assists in this by moving oxygen-saturated blood from the lungs to different parts of the body and carbon dioxide rich blood from the body to the lungs.