Heredity and Punnett Squares

Front

What is a dominant trait in Mendelian Genetics?

Back

A trait or characteristic that will appear in the offspring if one or both of the parents contributes it.

Front

What represents a recessive trait in Mendelian genetics?

Back

t (Lower Case Letter)

Front

What is the probability of offspring having brown hair if one parent is homozygous dominant and the other is heterozygous for brown hair?

Back

100%.

Tags

NGSS.HS-LS3-3

Front

What is a phenotype?

Back

The visible or physical trait resulting from the allele pair.

Tags

NGSS.HS-LS3-1

Front

What allele combination represents homozygous dominant?

Back

AA

Front

What is a genotype?

Back

The genetic combination of alleles in an organism.

Tags

NGSS.HS-LS1-1

Front

What does homozygous mean?

Back

Having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a particular gene.

Front

What is a Punnett square used for?

Back

To predict the probability of certain traits in offspring.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Front

What is the difference between phenotype and genotype?

Back

Phenotype is the physical expression of traits, while genotype is the genetic makeup.

Tags

NGSS.HS-LS1-1