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Genetics Terms

Terms

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Genotype
the specific alleles (gene) that are inherited
dominant
an upper case letter represents which allele?
Homozygous
the zygote inherited 2 identical alleles for a single trait
Karyote
micrographic display of the homologues pairs of chromosomes.
Genes
segments of DNA on chromosomes that code for specific traits.
Monohybrid cross
Used to determine if an individual with dominant phenotype is heterozygous or homozygous
Zygote
fertilized egg
Genotype
EE homozygous dominant (phenotype = unattached earlobes), Ee heterozygous (phenotype = unattached earlobe), ee homozygous recessive = attached earlobes phenotype: These are example of what?
Allele
alternate form of a gene for a particular trait
Heterozygous
The zygote inherited 2 different alleles for a single trait
44
How many of your chromosomes are autosomes?
Phenotype
appearance of an organism regarding a trait (expression of trait)
xx
female
genetic notation
letters from the alphabet to represent alleles e.g. E = unattached earlobes, e = attached earlobes
Chromosomes
humans have 46 (23 that are paired) chromosomes (Made up of DNA): packages of DNA that code for proteins (traits)
xy
male
Gene locus
the particular location on a chromosome
46
How many chromosomes do you have?
23
How many homologous (aka homologues) pairs of chromosomes do you have?

Deck Info

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