Genetics Unit Test

Phenotype is...

• A observable set of physical characteristics

• passing the traits from parents to children

• Alleles are the pairs of genes occupying a specific spot on a chromosome; different forms of a gene

A recessive trait is show as

• a upper case latter

• a lower case letter

• as a number

• this is the traits we see

Hair color, height, eye color and freckles are examples of human traits. What do we call the physical expression of the genetic material of an organism?

• genetics

• heredity

• genotype

• phenotype

In animals, shaggy fur is dominant to short fur. The Punnett Square shows the genotypes of the offspring of a shaggy fur animal and a short fur animal. What were the genotypes of the parents?

• FF and FF

• Ff and ff

• ff and ff

• Ff and Ff

In animals, shaggy fur is dominant to short fur. According to the genotypes shown, what percent of offspring will have short fur?

• 0

• 25

• 100

• 50

In a punnet square where are the parent alleles written?

• Top and inside the boxes

• outside of the boxes (top and left side)

• Only on the left and right side of the boxes.

Heterozygous is when...

• the alleles are the same.

• the alleles are different.

• the alleles are absent.

• the alleles are present

T = tall and t = short

In the punnett square shown, what belongs in the missing square

• tt

• TT

• Tt

• AD

What is an example of homozygous dominant

• AA

• Aa

• aa

• Ac

The Father of Genetics - Studied Pea Plants for heredity

• Charles Darwin

• Gregor Mendel

• Donald Trump

• Anton Von Leeuwenhoek