Have an account?
Skip to Content
Build your own quiz
Suggestions for you
.png)
5 questions
Show Answers
See Preview
- 1. Multiple Choice
Which conclusion is a result of Thomas Hunt Morgan’s research with fruit flies?
Chromosome assortment during meiosis is not random.
Linked genes are located on the same chromosome.
The physical distance between genes can be determined.
Genes recombine independently during mitosis.
- 2. Multiple Choice
Which observation of Morgan’s is evidence that crossing over occurs?
Linked genes are sometimes inherited separately.
Some dominant traits are always inherited together.
Inheritance of gene combinations is not random.
Fruit flies have only two groups of linked traits.
- 3. Multiple Choice
Two genes on a given chromosome that are most likely to be inherited together are
6.8 map units apart.
10 map units apart.
2 map units apart.
18.5 map units apart
- 4. Multiple Choice
Suppose that the distance between two genes on a linkage map is 7 units. The cross-over frequency between the two genes is
0.7%
7%
70%
700%
- 5. Multiple Choice
Suppose the cross-over percentages for three gene pairs are: A to B = 9.5%, B to C = 14.5%, and A to C = 5%. Which of the following sequences could represent the order of these genes on a chromosome?
CAB
ABC
CBA
ACB
- Answer choicesTagsAnswer choicesTags