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Genetics Vocabulary

www.ric.edu/faculty/ptiskus/peas/genetics vocabulary.htm

Allele — alternative forms of a gene for each variation of a trait of an organism; Crossing over — exchange of genetic material between non-sister chromatids ... each plant has two different alleles, it can produce two different types of gametes.

glossary - Life Sciences Cyberbridge


2) One of two or more different forms of a gene. ... protein that carries the genetic information of an organism. covalent bond (single): A ... 2) Carrying two different alleles. ... has the genotype rr). homozygous: Having identical alleles for a trait.

Alleles, Genotype and Phenotype | Science Primer


This results in different forms of individual genes. ... A diploid organism can either have two copies of the same allele or one copy each of two different alleles. ... The alleles an individual has at a locus is called a genotype. ... In his famous pea plant studies, Mendel studied seven traits that have the characteristics needed to  ...

Alleles - Pass My Exams


In an organism if the two alleles for a particular gene are different then the person is referred to as being heterozygous for that ... Her genotype is BB as this refers to the alleles she has. ... Characteristics, Dominant Traits, Recessive Traits.

Inheritance of Traits by Offspring Follows Predictable Rules | Learn ...


However, an allele that is hidden, or not expressed by an organism, can still be ... In fruit flies, the gene for body color has two different alleles: the black allele ...

Basic Principles of Genetics: Glossary of Terms


the situation in which two different alleles for a trait are expressed unblended in the ... genetic change in a population of organisms that occurs over time. ... The HLA system has the most genes of any other known human multiple-allele series.

Free Flashcards about Genetics - StudyStack


An organism that has two different alleles for a trait; an organism that is ... A selective breeding method in which two genetically different individuals are crossed.

What Genotype Has Two Identical Alleles for a Trait? | Education ...


The pairing identifies us as diploid organisms, and it also means that most ... the alleles can carry identical copies of a gene or different copies, depending on what ... Identical alleles means that a person's genotype for that trait is homozygous.

Allele - Science Daily


An organism in which the two copies of the gene are identical — that is, have the ... An organism which has two different alleles of the gene is called heterozygous. ... called blending inheritance) when alleles blend their traits in the phenotype.

IUSD Math Vocabulary - IUSD.org


fission, in which one cell divides to form two identical cells. Most single- .... 25 hybrid. An organism that has two different alleles for a trait; an organism that is.

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An organism with two different alleles for a trait is called - Answers


Heterozygous. i.e. A = red flower, a = white flower. A plant exhibiting Aa is heterozygous for the ... When a organism has two different alleles coding for a single trait it is? Heterozygous. 10 people found this useful. Edit. Share to: Nathan Myhal.

Biology Chapter 9 Flashcards | Quizlet


homozygous. An organism that has two identical alleles for a trait is called ... b. different alleles of a gene can never be found in the same organism. c. each gene ...

Genetics Flashcards | Quizlet


An organism that has two different alleles for a trait; or is heterozygous for a particular ... Pollination between flowers from different plants of the same species.