Genetics Test Review

Test Description: Test Review

Instructions: Answer all questions to get your test result.

1) Different forms of a gene are called...

2) When two different alleles are present, the allele that is fully expressed is...

3) When two different alleles are present, the allele that has no observable effect on the organism

4) The set of alleles an organism has is its...

5) An organism's physical appearance.

6) When two alleles from a particular gene are different

7) When two alleles from a particular gene are the same

8) A diagram that predicts the outcomes of a genetic cross

9) An inherited disease or condition

10) the likelihood that a specific event will occur.

11) A family history that shows how a trait is inherited.

12) A plant with YY alleles for seed color is...

13) The garden pea plant is a good subject for genetic study because it...

14) Which of the following is a genotype for an individual heterozygous for a trait.

15) In a pedigree, two normal parents produce a child with a genetic disorder. Based on this information, we know the disorder is caused by...

16) Purple (P) is a dominant allele, while white (p) is recessive. The results of a testcross are some purple plants and some white plants. What is the genotype of the original purple pea plant?

17) Which of the following is not true of most sex-linked traits?

18) When several genes influence a character, the character is said to be...

19) Which of the following patterns of heredity can result in an intermediate trait, such as pink flowers produced from a white parent and a red parent

20) Which of the following is responsible or the seasonal fur color of arctic foxes, which depends on the temperature?


*select an answer for all questions

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