B because the diploids always line up in the middle on chromosomes
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.
Sulfuric Acid is a diprotic acid and as such a binary acid. This is because it possesses two hydrogen as denoted by its formula H₂SO₄
Hydrochloric Acid - HCl
Phosphoric Acid - H₃PO₄
Nitrous Acid - HNO₃
Answer:to signal the cell to move to the next phase of the cell cycle
Explanation:
(Just took it)