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Recessive trait in Genetics--Biology.

2007-09-24 21:12:15 · 0 answers · asked by Blah. 2 in Science & Mathematics Biology

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There are two kinds of trait: dominant and recessive.

Remember that there are two copies of each gene in a genome. For a recessive trait to be expressed, you would have two have two copies of the recessive gene. If you had one recessive and one dominant, then the dominant trait would be expressed.

For example, brown eyes are the dominant trait and blue is recessive. If you had a brown eye gene and a blue eye gene, brown would be expressed. You would need two blue eye genes to express that trait.

So a recessive trait can be described as a trait which will not be expressed in the phenotype if two different genes are present at that locus in the genotype.

2007-09-24 21:29:14 · answer #1 · answered by Anonymous · 2 0

Recessive Trait

2016-10-01 03:19:14 · answer #2 · answered by ? 4 · 0 0

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What is the definition of a "recessive trait"?
Recessive trait in Genetics--Biology.

2015-02-03 02:58:01 · answer #3 · answered by Anonymous · 0 0

A recessive allele is an allele that doesn't get to be expressed in a hybrid or heterozygous individual.

A recessive trait is a trait that only shows when the individual has two recessive alleles for that trait.

2007-09-24 21:16:48 · answer #4 · answered by ecolink 7 · 0 0

A recessive trait is a character or phenotype that only shows up in an organism if both of the alleles (versions of a gene) are recessive (not dominant). If only one recessive allele is inherited, its effects will be covered up by the dominant allele and the dominant trait or phenotype will show up instead.

2007-09-24 21:29:28 · answer #5 · answered by CNTB 3 · 0 0

In genetics, a trait that must be contributed by both parents in order to appear in the offspring. Recessive traits can be carried in a person's genes without appearing in that person. For example, a dark-haired person may have one gene for dark hair, which is a dominant trait, and one gene for light hair, which is recessive. It is thus possible for two dark-haired parents to have a light-haired child, provided each parent contributes a gene for light hair.

2007-09-24 21:23:17 · answer #6 · answered by cs 3 · 0 0

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