Fertilization occurs in the fallopian tubes
Explanation:
In a general way cells communication to each other through chemical signal which can be regarded as their language. Hormones, compounds and neurotransmitters behave like words that are spoken because they tell the cell about its environment and they also pass messages to the cells and the cell acts on the signal received. Each cells has receptors through which they detect different actions to be taken or signals that needs to be responded to, so they are always underground biological conversations.
It is because it's surface area is responsible for the production of ATP molecules.
Answer:
disruptive selection
Explanation:
Disruptive selection is the natural selection that favors two extreme phenotypes but does not favor the intermediate phenotype. Here, the survival and reproductive success of two extreme phenotypes are higher than that of the intermediate phenotype due to their higher fitness value in the prevailing conditions. The presence of deeper voices in males and less deep voices in females due to high and low levels of testosterone respectively represents the disruptive selection as the phenotype present at two extreme ends are favored.
Answer:
Depends on the situation Usually the hardest would be blood samples of the Unknown Subject. Again It depends on the situation.
