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