Because Information Is Collected from Individuals at Multiple Points in Time

question 87

True/False

Because information is collected from individuals at multiple points in time, researchers can know with certainty which exposures were present in individual participants before onset of new disease.

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Definitions:

Alleles

Variants of a gene that occur at the same place on a chromosome, contributing to the diversity of traits in a population.

Dominant

Pertaining to a trait, allele, or characteristic that overrides or masks another in genetic expression.

Recessive

A term often used in genetics to describe a trait that is not expressed unless two copies of the gene are present.

Karyotypes

The number and appearance of chromosomes in the nucleus of a eukaryotic cell, which can be analyzed to identify genetic abnormalities.