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Biology part 1
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The science of heredity
genetics
A unit of inherited info in DNA
Gene
An alternate form of a gene
Allele
heterozygous ex. Aa
Hybrid
Aa X Aa
Monohybrid cross
Aa Bb X Aa Bb
Dihybrid cross
Reproductive cells
Gametes
AA or aa
Homozygous
Aa
heterozygous
Stronger characteristic
Dominant
Weaker characteristic
recessive
Observable traits
Phenotypes
An organisms alleles
Genotypes
Equal dominance
Codominance
More likely to occur in one gender then the other
Sex-linked traits
Family tree
pedigree
Fertilized egg
Zygote
How is a gemete different from a body cell?
Gamete= reproductive cell
Body cell= any non-reproductive cell
Author
libradancer
ID
22258
Card Set
Biology part 1
Description
Mr. Durand's Biology Final
Updated
2010-06-06T13:19:43Z
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