Quiz 4 -Score 94 Basic Biology

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Your quiz has been submitted successfully. A purebred plant that produces yellow seeds is crossed with a purebred plant that produces green seeds. The seeds of all of the offspring are yellow. Wh... y? A) The yellow allele is recessive to the green allele. B) All of the offspring are homozygous yellow. C) The yellow allele is dominant to the green allele. D) The alleles are codominant. A purebred plant that produces yellow seeds is crossed with a purebred plant that produces green seeds. The F1 plants have yellow seeds. What is the expected phenotypic ratio of seed color of the offspring of an F1 × {"version":"1.1","math":"<math xmlns="http://www.w3.org/1998/Math/MathML"><mo>&#xD7;</mo></math>"} F1 cross? A) 1:2:1 B) 2:1 C) 3:1 D) 9:3:3:1 An individual who is homozygous _. A) expresses the dominant trait B) carries two different alleles for a gene C) carries two copies of the same allele for a gene D) expresses the recessive trait Which cross will produce only heterozygous offspring? A) AA � aa B) AA � Aa C) Aa � Aa D) Aa � aa This study source was downloaded by 100000815948112 from CourseHero.com on 04-06-2021 00:49:03 GMT -05:00 DNA contains the nitrogenous base ________ instead of , which is found only in RNA. A) a deoxyribose sugar; a ribose sugar B) uracil; thymine C) uracil; guanine ...........................Continued.............................. [Show More]

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