When air entering the respiratory tract leaves the pharynx, it next enters the

A) bronchioles.
B) larynx.
C) alveoli.
D) bronchi.
E) sinuses.


B

Biology & Microbiology

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Karyotype analyses are performed on cells in ____ of mitosis

a. prophase b. prometaphase c. metaphase d. anaphase e. telophase

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RNA-seq (whole-transcriptome sequencing) _____

a. is a new hybridization technique used in transcriptomics b. is the most common method used to identify certain cancer genes c. identifies and quantifies RNA transcripts in a sample d. is being replaced by DNA microarrays in transcriptomics e. can only identify 100 sequences at a time

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A testcross is a mating between an organism of unknown genotype and a homozygous recessive individual.

a. true b. false

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