Punnett Squares Review

Which genotype is homozygous?

• Hh

• Ww

• DD

• Tt

Match the following genotypes with their descriptions.

• Homozygous dominant for purple flowers

• Bb

• Homozygous dominant for tall plants

• SS

• Homozygous dominant for smooth seeds

• PP

• Heterozygous for brown eyes

• TT

Match the following alleles with their dominance type.

• Recessive allele

• g

• Recessive allele

• t

• Recessive allele

• D

• Dominant allele

• d

Which is a recessive allele?

• M

• R

• Y

• d

Genotype refers to what?

• The physical appearance of a trait.

• cell division

• The number of chromosomes

• the genes an organism has. For one trait, we use specific letters to represent the dominant and recessive alleles

A phenotype is (a)  

• The letter combination that are use
• The physical traits an organism has
• The percentage change for a trait i
• none of the above

What type of genotype does each flower have?

Purple (P) is dominant to white (p).

Move label to bottom of square.

a

b

c

homozygous recessive

heterozygous dominant

homozygous dominant

Tags

NGSS.HS-LS3-1

If round is dominant to wrinkled and yellow is dominant to green, which of the following offspring have wrinkled and yellow phenotypes?

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

The type of inheritance where two alleles have traits that blend together is called (a)   . 

• Incomplete Dominance
• Co-Dominance

What are the blood types of the possible children that a woman (type O) and man (type AB) can have?

• O and AB

• O and A

• O and B

• A and B

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1