Choose the Most Appropriate Answer for Each

question 21

Multiple Choice

Choose the most appropriate answer for each.
-inversion

• A)3n; generally sterile
• B)a chromosome segment is permanently transferred to a nonhomologous chromosome
• C)(2n - 1); a zygote deprived of a chromosome
• D)a repeat of a particular DNA sequence in the same chromosome or in nonhomologous ones
• E)(2n + 1); three chromosomes of the same kind are present in a set of chromosomes
• F)a piece of the chromosome is inadvertently left out during the repair process
• G)a chromosome segment that has been cut out and rejoined at the same place, but backward

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Definitions:

Pyroclastic Eruption

A volcanic eruption involving the explosive ejection of hot ash, lava fragments, and gases.

Pegmatite

An igneous rock containing very large crystals, which may be centimeters to meters long.

Igneous Pegmatite

A coarse-grained igneous rock composed primarily of large crystals, often containing rare minerals.

Magma

The molten or semi-molten natural material from which all igneous rocks are derived, located beneath the Earth's surface.