Quiz 3 (BIOL 1 107) (50 points, due on Thursday, April 19, 20m Multiple choices
ID: 3166033 • Letter: Q
Question
Quiz 3 (BIOL 1 107) (50 points, due on Thursday, April 19, 20m Multiple choices (2 points each): . In human, widow's peak is controlled by a dominant allele, and continuous hairline is controlled by a recessive al continuous hairline, how many possible genotypes in their children? ele. If homorygous man with widow's peak is married with a womatn d. 4 ?.5 2. In human, free earlobes are controlled by a dominant allele, and attached earlobes are controlled by a recessive allele. Ifa heterozygous man is married to a heterozygous possible phenotypes in their children? woman, how many b. 2 d. 4 What are the chances that 2 individuals haired; ce: straight-haired; Ce: wavy-haired). 3. with wavy hair will have a curly-haired child? (CC: curly- 0% b. 25% c.50% d, 75% e. 10096 4. In squashes, yellow color is controlled by a dominant allele (Y) and white color is controlled by a recessive allele. If a homozygous plant with yellow squash is crossed with a homozygous plant with white squash, which of the following statements is true for F1? 0% ofFl produce yellow squashes b. a. 25% of F1 produce yellow squashes 50% of F1 produce yellow squashes c, d, 75% of F1 produce yellow squashes 100% of Fl produce yellow squashes e, If widow's peak is controlled by a dominant allele and continuous hairline is controlled by a recessive allele, what would be the genotype of an individual with widow's peak? 5. a. WW only b. Ww only c. WW or Ww d. WWw only e. Ww only 6. Which of the following is a heterozygous? b. Aa c. AB d. AABb e. AaB 7. How many type (8) of gametes are produced from an individual with Aa? a.Explanation / Answer
1. a.1
WW x ww
Punnett square analysis:
All offspring will have single genotype 'Ww'.
2. b. 2
Ee x Ee
Punnett square analysis:
W W w Ww Ww w Ww WwRelated Questions
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