Given a Chromosome with the Gene Order, a B C

question 10

Short Answer

Given a chromosome with the gene order, A B C D • E F G H, and an inverted chromosome with this gene order, A F E • D C B G H, which of the following recombinant chromosomes would result from a crossover between C and D? $\begin{array}{lll}\text { A) ABCCBGH } & \text { and } & \mathrm{HGFE} \cdot \mathrm{D} C \mathrm{BCH} \\\text { B) ABCD E FA } & \text { and } & \mathrm{H} \cdot \mathrm{GFEDCBG} \cdot \mathrm{H} \\\text { C) ABCDEFA } & \text { and } & \mathrm{H} \cdot \mathrm{GFEDCBG} \cdot \mathrm{H} \\\text { D) ABCD E FA } & \text { and } & \mathrm{HGFE} \cdot \mathrm{DCBGH} \\\text { E) A BCCBGH } & \text { and } & \mathrm{HGFE} \cdot \mathrm{DD} \cdot \mathrm{HEFA}\end{array}$

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Definitions:

Larynx

The voice box; an organ in the top of the neck involved in breathing, producing sound, and protecting the trachea against food aspiration.

Tertiary Bronchi

The third level of branching airways in the lungs, extending from the secondary bronchi to the bronchioles.

Passage

A section of text or a pathway through which something moves from one place to another.

Pharynx

The part of the throat behind the mouth and nasal cavity, leading to the esophagus and larynx, involved in breathing and swallowing.