The Figure Shows the Change in Allele Frequencies Over Many

question 21

Multiple Choice

The figure shows the change in allele frequencies over many generations. What differs between the populations represented by the three colors?

• A) the strength of selection
• B) whether the allele is dominant or recessive
• C) the population size
• D) whether selection is frequency dependent or frequency independent

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Definitions:

Organic Methyl Molecules

Organic compounds that contain a methyl group (-CH3), which are involved in a wide range of chemical processes in living organisms.

Epigenetic Marks

Chemical modifications to DNA and histone proteins that affect gene expression without altering the underlying DNA sequence, crucial for cellular differentiation and development.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA that carries genetic information.

Genomes

The complete set of DNA in an organism, encompassing all of its genes and the sequences that regulate their expression.