Vocabulary
This is the passing of traits from parents to offspring.
What is heredity?
This is how many genes are inherited for 1 trait.
What are 2 genes?
If I am looking at a person's hair, this is one characteristic I could look at.
What is color, texture, thickness, widow's peak, etc.?
a graphic used to predict the possibility outcomes of offspring in a given cross
What is Punnett squares
This is the science that studies heredity.
What is genetics?
This is the type of gene that is pushy and will show through if it is present.
What is a dominant gene?
Identify the specific 3 genotypes BB, Bb, bb
Homozygous dominant, heterozygous, homozygous recessive
If a BB parent crosses with a BB parent, what percent will be Bb?
What is 0%
This is a tiny rod-shaped body in the nucleus of each cell that contains genetic information.
What is a chromosome?
This type of gene is prevented from passing its information along.
What is a recessive gene?
What is the nickname of the genotype that has two different alleles?
hybrid
If a hairy guinea pig Bb crosses with a hairy guinea pig Bb, what is the chance (in percent) of the offspring being hairy?
What is 75%
This is the genetic material that controls traits & is contained in the chromosomes.
What is DNA?
This is the only way a recessive trait will show through.
What is only if there are 2 recessive genes?
What is the difference between genotype and phenotype
genotypes are alleles, phenotypes are physical traits that you can see.
What is the mathematical chance of a specific outcome in relation to the total number of outcomes?
What is Probability
When is a characteristic not a trait?
What is when a characteristic in not part of someone's genetics.
What is the nickname for a trait that has 2 same alleles
What is pure bred?
If one parent is homozygous dominant and another parent is homozygous recessive, what phenotype will their offspring present?
What is the dominant trait.
If a hairy guinea pig Bb crosses with a hairy guinea pig Bb, what is there genotypic ratio. Hint. AA:Aa:aa
What is 1:2:1