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Zygosity - Wikipedia


Zygosity is the degree of similarity of the alleles for a trait in an organism. Most eukaryotes have ... A cell is said to be homozygous for a particular gene when identical alleles of the gene are ...

What is the organism whose alleles for traits are identical that starts ...


Purebred! :) ... Organisms that have two identical alleles for particular trait are said to be? homozygous ... An allele whose trait always shows up in the organism?

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


The human genome consists of 22 pairs of somatic -- or nonsex -- chromosomes and a pair of sex chromosomes. The pairing identifies us as diploid organisms, ...

Alleles, Genotype and Phenotype | Science Primer


Home /Genetics /Genetics of Organisms /Alleles, Genotype and Phenotype ... In more complicated cases, multiple genes can influence individual traits. This is ...

BBC - GCSE Bitesize: Alleles


Different versions of the same gene are called alleles. They can be ... Genotype describes the genetic make-up of an organism (the combination of alleles).

Quia - Chap. 3 Genetics: The Science of Heredity


dominant allele, an allele whose trait always shows up in the organism when the allele is present. recessive ... homozygous, having 2 identical alleles for a trait.

Free Flashcards about Genetics - StudyStack


An allele whose trait always shows up in the organisms when the allele is present. ... in which two individuals with identical or similar sets of alleles are crossed.

Genetics Terms - Shmoop


The characteristic in continuous traits when different genes affecting a trait ... recessive one, or with an organism that is genetically identical to the parent. Carrier. A heterozygous individual whose phenotype is normal but who possesses a ... two alleles of a gene, T is dominant if Tt individuals are phenotypically identical to ...

Genetics - LeavingBio.net

leavingbio.net/genetics-ordinary level.htm

If the pair of genes controlling the characteristic has identical alleles, TT or tt, we call it a .... C. a phenotype is the physical appearance of a trait in an organism

Genetics-(higher level) - LeavingBio.net

leavingbio.net/genetics-higher level.htm

If the pair of genes controlling the characteristic has identical alleles, TT or tt, we .... So, when the two parents' gametes form a new organism the punnett square will ... Genes or traits whose controlling genes are on the X sex chromosome but  ...

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Genetics Vocabulary


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 ... Homozygous — when there are two identical alleles for a trait; Hybrid — offspring  ...

GENETICS - BioTopics Website


Although this account refers to Man, a practically identical process occurs in other ... Dominant alleles are written as a capital letter (H), and recessive alleles as a small ... An organism with both genes of the same type is called homozygous (a .... gene (heterozygote) may suffer from a less severe condition (sickle cell trait).

Genetics: Matching | Digital textbooks and standards-aligned ...


_____, genetics, 2)refers to an individual with two different alleles for a trait ... _____, true-breeding, 4)refers to an individual with two identical alleles for a trait ... _____, heterozygous, 9)characteristic of an organism that is influenced by ... _____, punnet square, 12)a genetic cross of an individual whose phenotype is ...