We Classify Galaxies by

question 58

Multiple Choice

We classify galaxies by

• A) their true shapes.
• B) how they appear in the sky.
• C) the amount of gas and dust in them.
• D) whether they are near or far from us.

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Definitions:

X-linked Allele

A gene located on the X chromosome that can lead to specific traits or diseases depending on its inheritance pattern.

Bar Eye

A genetic mutation in fruit flies that leads to an elongated eye shape, often used in genetics studies.

Heterozygous

Referring to an individual having two different alleles for a particular gene, one inherited from each parent.

Nondisjunction

An error in cell division that results in offspring with an abnormal number of chromosomes.