Basic Genetics Review

Front

What do we call the result of the genotype (for example, the color of the peas)?

Back

Phenotype

Front

If you are homozygous dominant, the genotype would be...

Back

AA

Front

Another word for homozygous is...

Back

purebred

Front

In snapdragons, Tallness (T) is dominant to dwarfness (t). If two homozygous recessive plants are crossed, what percent of offspring will be tall?

Back

0%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

Why do we see only tall plants in the second generation?

Back

The gene for tall height is dominant.

Front

What is the definition of genotype?

Back

The genetic makeup of an organism.

Tags

NGSS.HS-LS1-1

Front

What is the definition of allele?

Back

Different forms of a gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a trait.

Front

What is the principle of dominance?

Back

Some alleles are dominant and others are recessive.

Front

What is a Punnett square used for?

Back

To predict the genetic outcomes of a cross.