The answer is D. the curculitory system transports hormons.
I took the test and the answer is not shear, so don't put that one. My next choice would have been strain.
The wildebeests will overpopulate the area and the ecosystem will be thrown off
Answer: The theory of cheek cells is used for the identification of cheek cells.
Explanation:
The cells of cheek do not have cell wall. They have a cell membrane which allows on certain molecules to pass through it. The nucleus is located centrally in the cheek cells and it stores the DNA. It can be stained with the help of the methylene blue reagent. It appears blue in color which can be observed under the microscope. The cheek cells can be isolated from the buccal cavity by using cotton buds and cotton swabs can help in isolating the cells.
<span>D.It has affected the fates of a space probe and a commercial airline flight.</span>
