A Gene Expression Microarray Has

question 34

Multiple Choice

A gene expression microarray has

• A) an entire genome of DNA, cut into hundreds of pieces, attached to a small plastic or glass square.
• B) short pieces of DNA of known sequence attached to a small plastic or glass square.
• C) several human genes sent into bacterial cells, and the cells allowed to divide.
• D) short pieces of RNA of known sequence attached to a small plastic or glass square.
• E) amino acids attached to a small plastic or glass square.

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Definitions:

Evolution of Nervous Systems

The process through which the nervous system has developed and diversified among different organisms over time.

Sponges

Simple, multicellular organisms that live attached to solid surfaces underwater, filtering nutrients and oxygen from the water through their porous bodies.

Ctenophores

Also known as comb jellies, are marine invertebrates distinguished by their eight rows of ciliary plates used for locomotion.

Cellular Slime Mold

A type of slime mold that exhibits unique behaviors such as aggregation of individual cells to form a multicellular organism under certain conditions.