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Author Question: Which types of phenotypic ratios are likely to occur in crosses when dealing with a single gene pair ... (Read 72 times)

ap345

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on: Mar 26, 2020

Question 1

Tightly curled or wooly hair is caused by a dominant gene in humans. If a heterozygous curly-haired person marries a person with straight hair, what percentage of their offspring would be expected to have straight hair?
◦ 25% straight
◦ 50% straight
◦ 100% straight
◦ 75% straight
◦ It is impossible to predict the outcome.

Question 2

Which types of phenotypic ratios are likely to occur in crosses when dealing with a single gene pair for which all the genotypic combinations are of equal viability?
◦ 12:3:1, 9:7
◦ 9:3:3:1, 27:9:9:9:3:3:3:1
◦ 1:4:6:4:1, 1:1:1:1
◦ 2:3, 1:2
◦ 1:2:1, 3:1
Essentials of Genetics ¦ Klug ¦ 9th Edition
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Marked as best answer by ap345 on Mar 26, 2020

al

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Reply #1 on: Mar 26, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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ap345

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Reply 2 on: Mar 26, 2020
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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