Chronic myelogenous leukemia (CML) is caused when a segment of chromosome 9 and a segment of chromosome 22 both break off and switch places. How is this mutation classified?

A. deletion
B. duplication
C. inversion
D. translocation
E. reciprocal translocation


E

Biology & Microbiology

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Prevents supercoiling ahead of the replication fork

A. DNA ligase B. DNA primase C. Topoisomerase D. DNA polymerase I E. DNA polymerase III

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The heart, muscles, bones, and blood develop primarily from:

a. ectoderm b. mesoderm c. endoderm d. the placenta e. the yolk sac

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How does the greenhouse effect work?

A) Rocks, soil, and water on Earth's surface absorb sunlight energy and radiate it as heat. B) Sunlight energy passes through the transparent water of the oceans and heats up the Earth's core. C) Some sunlight that hits Earth radiates toward space, but some is held by the atmosphere. D) All the sunlight energy striking Earth bounces off the planet and radiates into space.

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Monoglycerides and fatty acids diffuse into a brush border cell, where they form triglycerides and combine with proteins to form __________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology