Dictionary » H » Heterozygote

Heterozygote

Definition

noun, plural: heterozygotes

A nucleus, cell or organism possessing two different alleles for a particular gene.


Supplement

An example is a zygote having one dominant allele and one recessive allele for a particular gene.


Word origin: hetero (different) + zygote
Related forms: heterozygous (adjective)

Compare: homozygote
See also: zygote

Related term:


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


need help with some home work

... for the gene is tt. (I hope this explanation of mine made some sense! ;-)) Hence as answer of your question-there is no question of the baby being heterozygote! The baby WILL HAVE a recessive trait ONLY! 2) If you understood what I said above-then I think you will have answer to the second question ...

See entire post
by Athira
Fri Jan 16, 2015 7:33 am
 
Forum: Genetics
Topic: need help with some home work
Replies: 2
Views: 916

need help with some home work

1. can a man and a woman that are both homozygous for a recessive allele produce a heterozygote baby? I said yes here 2.Can A man and a woman that are both homozygous for a dominant allele produce a heterozygote baby? I said yes here 3. Can A dominant homozygous ...

See entire post
by scoe
Thu Jan 15, 2015 6:55 pm
 
Forum: Genetics
Topic: need help with some home work
Replies: 2
Views: 916

I need help with this Bio genetics problem. X-linked traits?

... is an X-linked trait where a black coat is determined by the XB allele and a yellow coat by the Xb allele. Black and yellow are co-dominant and a heterozygote has a tortoiseshell coat. a) A yellow female cat is bred to a black tom. Write out the cross to show the genotypes. What are phenotypes ...

See entire post
by MellowFellow231
Sun Oct 13, 2013 2:26 am
 
Forum: Genetics
Topic: I need help with this Bio genetics problem. X-linked traits?
Replies: 1
Views: 1592

Beneficial mutations vs harmful

... out once malaria is no longer a threat to that population. i.e. it's "temporarily beneficial" . Of course, sickle cell is an example of heterozygote advantage, so the normal allele is maintained in the population. But there could have been other examples of "temporarily beneficial" ...

See entire post
by wildfunguy
Wed Oct 09, 2013 3:30 pm
 
Forum: Evolution
Topic: Beneficial mutations vs harmful
Replies: 12
Views: 15621

Genetics problems

... for pod shape and homozygous recessive for plant size: a. What is the phenotype of this plant? b. If this plant was crossed to a dihybrid (heterozygote), what would be the phenotypic ratio of pod shape among the progeny? c. What would be the phenotypic ratio of plant size? d. What would ...

See entire post
by jamesandrew
Fri Jan 18, 2013 7:20 am
 
Forum: Genetics
Topic: Genetics problems
Replies: 3
Views: 4963
View all matching forum results

This page was last modified 14:48, 1 April 2009. This page has been accessed 52,668 times. 
What links here | Related changes | Permanent link