The Process by Which Loose Sand from a Beach or Desert

question 24

Multiple Choice

The process by which loose sand from a beach or desert is converted into a solid rock called sandstone is an example of ____.

• A) lava
• B) evaporite
• C) lithification
• D) mafic
• E) metamorphism

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Definitions:

Spatial Variation

The differences in the distribution or arrangement of a particular characteristic across different locations or areas.

Homozygotes

Individuals having two identical alleles for a specific gene, resulting in the expression of that genetic trait.

Negative Frequency-Dependent Selection

Negative frequency-dependent selection occurs when rare genotypes have a fitness advantage simply because they are rare, helping to maintain genetic diversity within populations.

Pleiotropy

The genetic phenomenon where a single gene influences multiple phenotypic traits, demonstrating the complex nature of gene action.