The Respiratory Mucosa Is Continuous Through The

question 30

Multiple Choice

The respiratory mucosa is continuous through the:
1) upper and lower respiratory tracts.
2) nasal cavities and the sinuses.
3) nasopharynx and oropharynx.
4) middle ear cavity and auditory tube.

• A)1 only
• B)1, 2
• C)2, 3
• D)1, 3, 4
• E)1, 2, 3, 4

---

Definitions:

Alleles

Alleles are alternative forms of a gene that arise by mutation and are found at the same place on a chromosome, contributing to genetic variation in populations.

Locus

A precise, definite location on a chromosome that is the site of a specific gene or genetic marker.

Dominant Traits

Genetic characteristics that are expressed in an organism's phenotype even when only one copy of the gene responsible for the trait is present.

Recessive Traits

Genetic characteristics that are expressed in offspring only when two copies of the gene are present, one from each parent.