NC EOC Review: Mendelian Genetics & Gene Expression

Front

These alleles always show up and mask other traits. They are called:

Back

Dominant

Front

What is the genotype ratio for a typical monohybrid cross?

Back

1:2:1

Front

How many chromosomes are found in a human haploid cell?

Back

23

Front

The _____________ refers to the physical appearance of an organism.

Back

Phenotype

Front

Different forms or versions of a gene are called:

Back

Alleles

Front

What is the term for an organism with two identical alleles for a trait?

Back

Homozygous

Front

What is the term for an organism with two different alleles for a trait?

Back

Heterozygous

Front

In a Punnett square, what does each box represent?

Back

A possible genotype of offspring.

Front

What is the expected phenotypic ratio for a monohybrid cross?

Back

3:1

Front

What is the term for the genetic makeup of an organism?

Back

Genotype