Answer:
Cilia are motile in the lungs responsible for keeping the airways clear of dirt and mucus by their characteristic beating motion and rhythmic waving allowing a person to breathe easily and without irritation. These are present in both the lungs as well as middle ear.
As in Primary ciliary dyskinesia , there are defects in the action of cilia in the lining of the respiratory tract , middle ear , sinuses , eustachian tube etc the cilia cannot peforms its regular role .Infections can lead to an irreversible scarring and obstruction in the bronchi resulting in :
1) Shortness of breath.
2) Recurring chest colds.
3) Sinusitis.
4) Coughing , gagging , choking,
5)Middle ear infections
Answer:
B.obtained from plants
Explanation: Tobacco farmers plant tobacco plants and harvest them and that is how we obtained tobacco.
There will be mass migration of animals from Location B because of habitat loss.
Answer:
Starch is equal to energy
Explanation:
weak people need energy fast. Rapidly digest
diabetic person need energy but in small amount slow digest
According to sources, the most probable answer to this query is that gene flow is the immigration of the alleles from one certain population to another. Thank you for your question. Please don't hesitate to ask in Brainly your queries.