We often refer to the host of genetic factors in the genome that have an influence on a particular gene's expression as its genetic background. What influence does genetic background have over the phenotype of the organism?

What will be an ideal response?


Genetic background may have a profound influence on gene expression, depending on the molecular/developmental environment in which a gene is being expressed.

Biology & Microbiology

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A portion of the Y chromosome is homologous to the X chromosome

Indicate whether the statement is true or false.

Biology & Microbiology

How is a microarray used to scan for mutations in a genome?

What will be an ideal response?

Biology & Microbiology

The floating assemblage of microbes, plants, and animals that drifts on or near the surface of large bodies of water is the _______ community.

a) Abyssal b) Benthic c) Littoral d) Plankton

Biology & Microbiology

The nuclear envelope and endoplasmic reticulum are components of the

a. endomembrane system. b. cytoskeleton. c. mitochondrion d. nucleolus.

Biology & Microbiology