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Laabri

Day 3: Genetics CFU

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Last updated about 2 hours ago
7 Nsɛmmisa
Ɛhia
1
B.C.6F
Ɛhia
1
Ɛhia
1
Ɛhia
1
Ɛhia
1
B.C.6F
Ɛhia
1
B.C.6F
Ɛhia
1
B.C.6F
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Match the vocabulary terms with their definition.

Draggable itemarrow_right_altCorresponding Item

Heterozygous / Hybrid

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The physical trait a person shows.

Genotype

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A genotype that contains one dominant allele and one recessive allele (Bb).

Homozygous / Pure

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The two alleles (letters) for a given trait (BB, Bb, or bb).

Phenotype

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A genotype that contains two alleles that are either both dominant or both recessive (BB or bb).

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Which of the following gene pairs are HETEROZYGOUS? (There is more than one answer)

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3.

Which of the following gene pairs are Homozygous? (There is more than one answer)

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4.

Which of the following gene pairs are pure recessive? (There is more than one answer)

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5.

Possible genotypes and phenotypes of angelfish are shown below.

Which table shows the expected phenotypes of offspring resulting from a homozygous black fish and a heterozygous black angelfish?

(YOU MUST SHOW YOUR WORK TO RECEIVE FULL CREDIT!!!)

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6.

In cattle the allele for cloven hooves (H) is dominant over the allele for mule-foot hooves (h). The phenotypes for each trait are shown below in the picture.

What is the probability of cloven hooves in the offspring of parents that are both heterozygous?

(YOU MUST SHOW YOUR WORK TO RECEIVE FULL CREDIT!!!)

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7.

In tomato plants, hairless stems are present in tomato plants that are homozygous recessive for that trait. Plants that have the dominant trait have hairy stems.

What is the expected offspring of crossing a homozygous recessive and a heterozygous plant?

(YOU MUST SHOW YOUR WORK TO RECEIVE FULL CREDIT!!!)