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Bioterms Chapter 11
chapter 11 bioterms
14
Biology
10th Grade
02/21/2011

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Term
punnett square
Definition
is a diagram showing the gene combinations that might result from a genetic cross
Term
homozygous
Definition
is a term used to refer to an organism that has two identical alleles for a particular trait
Term
probability
Definition
is a likelihood that a particular event will occur
Term
heterozygous
Definition
is a term used to refer to an organism that has two different alleles for a particular trait
Term
phenotype
Definition
is a physical characteristic of an organism
Term
genotype
Definition
is a genetic makeup of an organism
Term
genetics
Definition
is the scientific study of heredity
Term
true-breeding
Definition
is the term used to describe organisms that produce offspring identical to themselves if allowed to self-pollinate
Term
trait
Definition
is a specific characteristic that varies from one individual to another
Term
hybrid
Definition
is an offspring of crosses between parents with different traits
Term
gene
Definition
is a sequence of DNA that codes for a protein and thus determines a trait
Term
allele
Definition
is one of a number of different forms of a gene
Term
segregation
Definition
is the separation of alleles during gamete formation
Term
gamete
Definition
is a specialized cell involvement in sexual reproduction
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