Reproduction
Genetic Crossing
Definitions
Disease/Mutation
Miscellaneous
100
These two cells form to create a zygote
What is a Gamete
100
The genotypic ratio of a cross between two organisms heterozygous for a single trait
What is 1:2:1
100
the observable characteristics or traits of an organism
What is a Phenotype
100
Also known as trisomy 21
What is Down Syndrome
100
A couple with blood type A and AB cannot produce a child with this blood type
What is Blood Type O
200
The exchange of chromosomal segments between a pair of homologous chromosomes
What is Crossing Over
200
A cross between a parents of an unknown genotype and a homozygous recessive parent
What is a Test Cross
200
Having two identical dominant alleles for a particular trait
What is Homozygous Dominant
200
Only males can get this type of genetic disorder
What are Y-Linked disorders
200
Known as the father of genetics
Who is Gregor Mendel
300
The cellular process that produces cells containing half the number of chromosomes as the parent cell
What is Meiosis
300
A grid used to illustrate all possible genotypes and phenotypes of offspring from genetic crosses
What is a Punnett Square
300
The passing of genes from parents to offspring
What is Heredity
300
Tay Sachs is what type of disease
What is Autosomal Recessive
300
The Second stage of mitosis
What is Metaphase
400
A cell that contains half the number of chromosomes as the parents cell
What is a Haploid Cell
400
A cross of two individuals that differ in two traits due to two different genes
What is a Dihybrid Cross
400
When a blending of traits occurs
What is Incomplete Dominance
400
Occurs when one or more base pairs are added or deleted from a DNA strand
What is Frame Shift Substitution
400
Types of cells that undergo mitosis
What are Somatic (Body Cells)
500
Reproduction that requires two parents and produces genetically identical offspring
What is Sexual Reproduction
500
Shown as a shaded in square on a pedigree
What is an Infected Male
500
A molecule that carries genetic information from DNA to a ribosome
What is RNA
500
The failure of homologous chromosome pairs or sister chromatids to separate during meiosis
What is Non-Disjunction
500
Two events that contribute to genetic variation among organisms
What is Independent Assortment and Crossing Over
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