A lower case letter allele
What is a recessive allele?

What is aa?
These examples: reading Spanish, playing the piano, dog playing fetch on command
What is an acquired trait?
The external appearance of an organism, refers to the physical appearance of the individual?
What is a phenotype?
the two organisms whose genes produce offspring.
What is the parent (P generation)?
A trait passed on from the parent (P Generation) to their offspring (F1 generation).
What is an inherited trait?
Alleles are variant forms of a specific gene located at the same spot on a chromosome (true/false)
What is True
Each parent passes on 2 alleles for a specific trait to their offspring (True/False)
What is false?
What are the genotypes possess two recessive alleles for a trait (tt).
What is homozygous recessive
This is another another name for selection breeding.
What is artificial selection?
The outcome of offspring (F1-generation) are 100% recessive.
What is parents (P generation) with recessive genes?
Examples: Hair and eye color, height, certain health disorders (such a Sickle Cell Anemia)
What are inherited traits?
During reproduction, an offspring receives a recessive allele from each of the parents.
What is homozygous recessive?
the offspring from parents.
What is F1 generation
passing traits from one generation to the next.
What is heridity?
The probability of offspring (F1 Generation). 75% Hetrozygous Dominant (Tt) and 25% recessive (tt).
What is the probability of crossing Tt x Tt?
Both alleles for a trait are the same.
What is homozygous?