Answer:
The correct answer is option B. "12 hours".
Explanation:
The process of mitosis in mouse fibroblast cells have been studied and characterized for researches purposes. Therefore, it is possible to predict that it will take around 12 hours for mouse fibroblast cells to begin the process of sister chromatids separation after finishing growing its organelles and synthesizing proteins. If the process takes less time than 12 hours will indicate a premature sister chromatid separation, and that something has caused down regulation or inhibition the histonedeacetylase (HDAC) activity.
As for this problem, the most probable answer and the most likely answer for this one would be D. the effect of pesticides on organisms in the environment.
A toxicologist would only study about chemicals and their effect on organisms in the environment. Pesticides are chemicals made to combat organisms that aren't wanted particular parts of the environment such as crops and rice field. These pesticides don't just affect those organisms that are targeted, but even the users and other organisms that may have come in contact with pesticides.
Plicae, villi and microvilli increase the surface area for he absorption of nutrients
If there is too much of glycogen and fat stored in a cell can be toxic. It damages the organs and leads to diseases.
Explanation:
Glycogen is stored in the liver or muscle tissue, the diseases affect functioning of the liver, kidney and the muscles. These diseases are mainly caused by genetic enzyme that is inherited from both parents.
The glycogen storage diseases are Von Gierke disease, Pompe's disease, Cori's disease, Hers' disease. The symptoms of this glycogen storage diseases are Low blood sugar, An enlarged liver, A swollen belly, weak muscles.
It is a metabolic disorder caused by enzyme deficiencies affecting glycogen synthesis in muscles.
B I don't belive plant life is that important to this question