If the student was not wearing protective glasses and the liquid splashed into the student's eye.
I think that you forgot to give the options along with the question. Organisms with hard parts stand a good chance of being fossilized if they are <span>rapidly buried by sediments. It has to be understood that the organism must not be eaten by scavengers. I hope that this is the answer that has actually come to your help.</span>
Answer:
The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons. The best-known silk is obtained from the cocoons of the larvae of the mulberry silkworm Bombyx mori reared in captivity (sericulture).
Explanation:
Hope this helps :D ( I just copied and pasted)
Answer:
The correct answer would be B. the population is evolving.
It can be explained with the help of natural selection. It is a natural phenomenon by which organisms which are better adapted to the changing environment have better chances to survive and reproduce.
It leads to a change in the allele frequency of that trait in a population.
For example, in the given population, the allele frequency of red fur increases from 20 to 30 percent. That means the population is evolving to adapt to the changing environment.
To find the average number of cell cultured per area, you have to divide the total cell count with the total area. The cultured cells contains 7 x 10^5 cells count in 50 ml of medium area. The number would be: 7 x 10^5 cells / 50ml= 0.14x 10^5 cells /ml= 1.4 x 10^4 cells/ml