Answer:
b. smoking can paralyze the ciliary escalator.
Explanation
Generally cilia in the respiratory tract of smoker will undergo paralysis for 1-3 hours after smoking, and generally paralyzed in chronic smokers.
This is because the toxins( the TAR) in the cigarette destroy the mucocilliary escalator that trapped inhaled pathogens in air as it passes through the bronchi and push them up with phlegm out of the respiratory tract.
Therefore ,with the loss of cilirary function, pathogens are retained in the lungs leading to respiratory tract infections
meat handlers keep brain tissue from coming in contact with other meat.
hope this helps :)
Answer:
The dominat character can express two genes of a character even one of the genes.
Explanation:
That would be a hypothesis
Hope this helps you :)))
Meiosis II is completed for female gamete immediately after the sperm penetrates the secondary oocyte which is the answer. Meosis II is known as the second cell division. They are similar with Mitosis in which chromosomes form and through the spindle fibers the sister chromatics are being separated.It will then make the daughter cells to be identical to each other.
