The Hypothesis for Genome Size Presented in the Textbook Proposes

question 45

Multiple Choice

The hypothesis for genome size presented in the textbook proposes that _______ selection is _______ effective in large populations, and thus species with large populations should have _______ genomes than those with smaller populations.

• A) positive; more; larger
• B) positive; less; smaller
• C) purifying; more; larger
• D) purifying; more; smaller
• E) purifying; less; larger

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Definitions:

Slate

A fine-grained, foliated metamorphic rock derived from shale, characterized by its ability to split into thin, durable layers, commonly used in roofing and flooring.

Fault Scarp

A step in the landscape caused when fault movement offsets Earth’s surface.

Columnar Joints

Distinctive polygonal shapes formed in volcanic rock due to contraction as it cools, creating pillar-like formations.

Cleavage

The tendency of a mineral to break along flat, even surfaces as determined by the structure of the mineral’s crystal lattice.