Genetics Vocab Flashcard

Front

How many alleles (letters) does each person carry for a trait?

Back

2

Front

Aa, DD, bB, yy are all examples of what?

Back

Genotypes

Front

How many alleles (letters) does a child get from each parent for each trait?

Back

1

Front

If T = Tall and t = short, what fraction of the offspring would be expected to be tall when crossing two heterozygous tall plants?

Back

3/4

Front

Which of the following genotypes is heterozygous: Bb, BB, bb, B?

Back

Bb

Front

What is a genotype?

Back

The genetic makeup of an organism, represented by letters (e.g., AA, Bb).

Front

What is a phenotype?

Back

The physical appearance or observable traits of an organism (e.g., tall or short).

Front

What does homozygous mean?

Back

Having two identical alleles for a trait (e.g., AA or aa).

Front

What does heterozygous mean?

Back

Having two different alleles for a trait (e.g., Aa).

Front

What is the purpose of a Punnett square?

Back

To predict the possible genotypes and phenotypes of offspring from a genetic cross.