Details

Title: 10.1 and 10.2 vocab

Description: genetics

Total Flash Cards: 15

Created: 12/16/2008 16:35:21

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Cards in this set:

Term
trait
 Definition
variation of a particular character
Term
genetics
 Definition
the study of heredity
Term
cross-fertilization
 Definition
process by which sperm from one flower's pollen fertilizes the eggs in a flower of a different plant
Term
hybrids
 Definition
offspring of two different true-breeding varieties
Term
monohybrid cross
 Definition
meeting of two organisms that differ in only one character
Term
allele
 Definition
alternative form of a gene
Term
homozygous
 Definition
having identical alleles for a gene
Term
heterozygous
 Definition
having different alleles for a gene
Term
dominant
 Definition
allele of a heterozygous that appears to be the only one affecting a trait
Term
recessive
 Definition
allele in a heterozygous that does not affect a trait
Term
Punnett square
 Definition
diagram showing the probabilities of the possible outcomes of a genetic cross
Term
phenotype
 Definition
observable traits of an organism
Term
genotype
 Definition
genetic makeup of an organism; an organism's combination of alleles
Term
testcross
 Definition
mating of an individual of unknown genotype, but dominant phenotype with a homozygous recessive individual
Term
dihybrid cross
 Definition
mating of two organisms that differ in two characters