Vocabulary
Who was the father of genetics?
Gregor Mendel
The chance something will happen
How many boxes are there in a Monohybrid cross Punnett square?
4
Name the two Genotypes in this problem.
A hybrid black hair dog is crossed with a purebred black hair dog. Black is dominant over blonde.
Heterozygous dominant (Bb) x Homozygous dominant (BB).
When is your test?
Monday, 2-16
What is the trait that always prevails?
DOUBLE JEOPARDY!
Dominant
When an organism's Genes are both identical.
Purebred
The actual genetic makeup of an organism is called the...
Genotype
Using the letter G, show how Homozygous recessive and Heterozygous dominant genotypes would be represented.
gg & Gg
What does DNA stand for?
DOUBLE JEOPARDY!
Deoxyribonucleic Acid
What are the "units" of heredity?
Genes
hybrid
The physical appearance of traits of an organism...
Phenotype
Complete the Punnett square for Gg x GG
Show on the board!
What is the Genotype called that allows a recessive trait to be visible as a Phenotype?
Homozygous recessive
The physical characteristics of an organism that we can see.
Phenotype
Why does dirt taste bad?
Because it's dirt.
Why does coffee taste so good?
Because it's coffee.
The probability percentages of DD x Dd are...
DOUBLE JEOPARDY!
DD - 50%
Dd - 50%
What is a hybrid Genotype?
It has Dominant & Recessive
What is the study of heredity
Genetics
What do we use to determine probability of the traits in offspring?
Punnett squares
If a Punnett square has 2 Phenotypes with Dd (Dominant-straight eyes) and 2 Phenotypes with dd (Recessive-crossed eyes), what is the probability that the offspring will have crossed eyes? What do we call this Phenotype?
DOUBLE JEOPARDY!
50% - Homozygous Recessive
The phenotype probability that results from crossing TT x tt where T is Tall, and t is short.
Tall- 100%
What year did the Miami Dolphins go undefeated AND win the Super Bowl?
1972