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Review Genetics
Test Description: Genetics
Instructions: Answer all questions to get your test result.
1) What is a phenotype?
A
the physical characteristic of an organism
B
The chemical change in an organism
C
the physical type of change
D
the genetic make-up in an organism
2) What is a genotype?
A
the genetic make-up of an organism
B
the physical characteristic of an organism
C
all the organisms DNA
D
the physical change of an organism
3) What is an acquired trait?
A
a physical characteristic
B
a trait that is a learned behavior
C
an inherited trait
D
a trait that is genetically passed on from parent to offspring
4) What is a gamete?
A
a gaming program
B
an animal cell
C
a sex cell
D
a human cell
5) What is a 2n cell?
A
a mutated cell
B
a diploid cell with a full set of chromosomes
C
a haploid with a half set of chromosomes
D
a haploid cell
6) What is the probability of a human offspring being female?
A
50%
B
25%
C
75%
D
12.5%
7) How many daughter cells are produced in mitosis?
A
1
B
2
C
4
D
3
8) How many daughter cells are produced at the end of of meiosis I or telophase 1?
A
4
B
2
C
3
D
1
9) How many daughter cells are produced at the end of meiosis II or telophase II?
A
2
B
1
C
3
D
4
10) What are the conditions for a dominant trait to show up?
A
only the third allele must be present
B
no alleles can be present
C
only both alleles must be present
D
only one copy of an allele must be present
*select an answer for all questions
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