Homework DUE Wednesday

IDENTIFY the following alleles as either DOMINANT (D) or RECESSIVE (r)

1. A ___________2. b ____________3. e ____________4. K ____________

5. Z ____________6. J ____________7. m ____________8. Q _____________

IDENTIFY for each gene below whether it is HOMOZYGOUS (HO) or HETEROZYGOUS (HE) by writing the appropriate word in the blank.

1. AA____________ 2. Bb ____________3. Ee _____________4. ff _____________5. Ii ______________6. Jj ______________

Identify the following genes as HOMOZYGOUS DOMINANT (HD) or HOMOZYGOUS RECESSIVE (HR) or HETEROZYGOUS (HE) by writing appropriate word in the blank.

1. BB ____________2. Jj ______________ 3. kk _____________4. LL _____________

5. Mm ____________6. nn _____________7. UU _____________8. Pp _____________

For each of the GENOTYPES listed below, determine what PHENOTYPES would be possible.

1. Purple flowers are dominant to white flowers

PP _____________________________________

Pp _____________________________________

Pp _____________________________________

2. Brown eyes are dominant to blue eyes

BB _____________________________________

Bb _____________________________________

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3. Round seeds are dominate to wrinkled seeds

RR _______________________________

Rr _______________________________

rr _______________________________4. Black fur is dominant to white fur

FF _______________________________________

Ff ________________________________________

ff _________________________________________

bb _____________________________________

For each PHENOTYPE listed below, list the GENOTYPES

1. Straight hair is dominant to curly hair__________ or _________ Straight Hair

____________________ Curly Hair2. Pointed Heads are dominant to round

head__________ or ________ Pointed Heads

___________________ Round heads

3. Green peas are recessive to yellow _________ or __________ Yellow Peas

__________________ Green Peas4. Freckles are recessive to no freckles

__________ or ________ No Freckles

_________ Freckles

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5. Having two eyes (E) is dominant over one eye (e) in Minions. Make a Punnett Square for the cross of a heterozygous female Minion with a one-eyed male Minion. Give the possible genotype and phenotype outcomes in a percent ratio.

Genotype: ______________

Phenotype: _____________

6. Hair (H) in Minions is a trait to be admired. Having sprout hair is dominant to combed down hair. Show a cross between a homozygous mom with sprout hair and a purebred dad with sprout hair. Give the genotype and phenotype ratios for the offspring.

Genotype: ______________

Phenotype: _____________