BIOL 1001 WEEK 4 EXAM 1 – QUESTION AND ANSWERS ( LATEST UPDATE)

BIOL 1001 WEEK 4 EXAM 1 – QUESTION AND ANSWERS Question 1 How could two parents with curly hair (a dominant condition) have boys and girls with straight hair (a recessive condition)? Answer: D. The recessive condition could happen if both parents were heterozygous carriers of the recessive allele. Question 2 What is the role of fossils in supporting the theory of common descent? Answer: C. There have been many fossils of intermediate types discovered that provide strong support for the theory of common descent. Question 3 If a blue-colored flower crossed with a white-colored flower produced light blue-colored flower offspring, then it’s most likely a case of: Answer: A. Incomplete dominance Question 4 DNA is often likened to an instruction manual. According to this analogy, the typographical errors that would inevitably result when the DNA “manual” is transcribed would be similar to: Answer: D. Mutations Question 5 Match each model of life on earth in column 1 with its description in column 2. Question Correct Match Static Model B. Species arise separately and do not change over time.