Genetics Review

Front

What is the physical appearance of a trait called?

Back

Phenotype

Front

What do we call a trait that overshadows another trait?

Back

Dominant trait

Front

What is the term for the passing of traits from parents to offspring?

Back

Heredity

Front

What are the results when a hybrid plant self-pollinates according to Mendel's experiments?

Back

75% tall, 25% short

Front

True or False: If an organism has Yy as a genotype, they will be half yellow and half blue.

Back

False

Front

What is the genetic makeup of an organism called?

Back

Genotype

Front

What is a recessive trait?

Back

A trait that is overshadowed by a dominant trait and only expressed when two recessive alleles are present.

Front

What is an allele?

Back

Different forms of a gene that determine specific traits.

Front

What is a Punnett square used for?

Back

To predict the genetic outcomes of a cross between two organisms.

Front

What does it mean if an organism is homozygous?

Back

It has two identical alleles for a trait.