Vocabulary
What is the passing of genetic instructions from one generation to the next called?
Heredity
What are the two types of reproduction?
Sexual and Asexual
Which of the following best defines heredity?
A: The passage of genetic instructions from one generation to the next generation
B: The study of the genetic instructions of offspring
C: The specific sequence of DNA and RNA that code for specific traits
D: The process of creating more organisms of a species
A: The passage of genetic instructions from one generation to the next generation
On your paper, cross a Homozygous tall (T) and a homozygous short (t). What percentage is heterozygous?
100%
A trait that will always show up as long as one allele is present.
Dominant trait
When two alleles or genes are the same
Homozygous
If an offspring was a product of asexual reproduction, would it be the exact same or different from the parent?
Exact same
Who is known as the father of genetics and heredity?
Gregor Mendel
On your paper, cross two heterozygous tall plants (Tt). What plant is half of the offspring?
Heterozygous
Mitosis produces how many daughter cells?
Two identical daughter cells.
When two alleles or genes are different
Heterozygous?
Parents produce _____ when they reproduce (technical term for children)
Offspring
An organism inherits its genetic instructions from the
Parents
What do we call the letters written on the outside of the punnett square?
This type of reproduction creates offspring that are genetically diverse.
Sexual reproduction
What is the only way that the recessive gene will be shown?
homozygous recessive
We call the original parents of Mendel's pea plants this because they were homozigous
Purebread
What do we call the sequences of DNA that determine a trait?
Genes
On your paper, cross a homozygous tall and a heterozygous tall. What are the 2 genotypes present in the Punnett square?
What are TT and Tt
Where are your genes found inside of the cell?
Nucleus
Name the tool that we use to help us predict what traits offspring can have.
Punnett squares
Which of the following would produce identical offspring?
A. Pollen from one flower pollinates an egg of another flower.
B. A male fish fertilizes eggs.
C.Fungi produces spores
D. An amoeba splits into two separate cells.
D. An amoeba splits during binary fission into two separate cells.
Which of Mendel's generations pea plants produced only tall plants?
F1 generation (first)
Having dimples is a recessive trait. What genotypes would two parents without dimples have to have in order to have a child that does have dimples? Use D for the allele.
Both parents would need to be Dd (Heterozygous)
How many chromosomes do we receive from each one of our parents?
23