A gene is a stretch of DNA or RNA that determines a certain trait. Genes mutate and can take two or more alternative forms; an allele is one of these forms of a gene. For example, the gene for eye color has several variations (alleles) such as an allele for blue eye color or an allele for brown eyes.

Explanation:

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3 years ago

Lodgepole pines, often found in the taiga, have an interesting adaptation for reproduction. These trees produce female cones tha

butalik [34]

The answer should be C

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3 years ago

How does a sperm cell get to an egg?

Kazeer [188]

Answer:

B. It is carrie6 by a pollinator

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3 years ago

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A mutation has occurred! Either a mistake in replication, transcription, or translation, or mutagen caused a change in the genet

IrinaVladis [17]

Answer:

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point mutation, change within a gene in which one base pair in the DNA sequence is altered. Point mutations are frequently the result of mistakes made during DNA replication, although modification of DNA, such as through exposure to X-rays or to ultraviolet radiation, also can induce point mutations

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2 years ago

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