Shared Flashcard Set

Details

Genetics and Heredity
Genetics vocabulary
21
Biology
7th Grade
02/25/2008

Additional Biology Flashcards

 


 

Cards

Term
genetic engineering
Definition
technology for changing a gene
Term
sex linked gene
Definition
a gene located on the X chromosome
Term
allele
Definition
a different form of the same gene.
Term
recessive
Definition
the allele that is hidden, or masked by another allele.
Term
Punnett Square
Definition
A tool that is used for predicting the possible offspring. 
Term
Incomplete dominance
Definition
When a form of a trait is intermediate or a blend of the two parents traits.  (Neither trait is dominant.  Both appear to blend together to form flower color)
Term
genetics
Definition
the study of heredity.
Term
Multiple Alleles
Definition
When more than one pair of ALLELES controls a trait.  Blood types are an example of this type:  AA, AO, BB, BO, AB, and OO
Term
Pedigree
Definition
A chart that shows the pattern of gene inheritance in a family.
Term
Genome
Definition
All of the genes in a species.
Term
Dominant
Definition
A form of an allele that covers or masks the other form of a trait.
Term
genotype
Definition
the genetic makeup of an organism.
Term
Phenotype
Definition
The physical traits or appearance that results from the genotype.
Term
Mendel
Definition
Studied genetics while planting peas.  Known as the Father of Genetics.
Term
Polygenic inheritance
Definition
More than one pair of genes controls a trait.
Term
Genetic disorders
Definition
can result in diseases like cycle cell anemia.
Term
heterozygous
Definition
an organism that has 2 different alleles for a trait.  (Bb, Rr, etc.)
Term
homozygous
Definition
an organism that has the same alleles for a trait.  (BB, RR, rr, bb, etc.)
Term
Genes
Definition
found on the chromosomes.
Term
xx
Definition
codes for a female.
Term
xy
Definition
codes for a male.
Supporting users have an ad free experience!