Hazardous chemicals can damage proto-oncogenes; B.
Answer:
The correct option is : b. centrosome
Explanation:
Centrosome is a cell organelle, which acts as the microbule organizing center and also regulates the cell cycle progression in an eukaryotic cell.
During the prophase stage of the cell cycle, the centrosomes are associated with the membrane of the nucleus. The nuclear membrane ruptures during the mitosis and the interaction of the centrosome nucleated microtubules with the chromosomes leads to the formation of the mitotic spindle.
<u>Therefore, mitotic spindles arise from the centrosome.</u>
It is related to the direct
transmission of the pathogen to the open wound as the site. The open wound is
the portal of entry. It is the entry point of the microorganism to enter the susceptible
host and cause an infection.
Your fill in the blank answer is: Homeostasis
Answer:
a)Water, sunlight, and carbon dioxide