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Genetics Unit Review
Test Description: Review of genetic unit
Instructions: Answer all questions to get your test result.
1) What Genetic Tool is used to determine all the possible ways alleles can join?
A
Genetic Engineering
B
Blood Screening
C
Punnett Square
D
Pedigree
2) What do the letters Tt mean to a geneticist?
A
two recessive alleles
B
homozygous alleles
C
two dominant alleles
D
heterozygous alleles
3) What is probability?
A
The actual results from a series of events
B
Ratio which compares a number to 100
C
Predicting the chance an event will occur
D
Guessing the roll of two dice
4) What genetic disorder does the royal family in England have in their Pedigree
A
Sickle Cell Anemia
B
Cri du chat
C
Hemophilia
D
Down Syndrome
5) Who is known as the father or Genetics?
A
Mendle
B
Punnett
C
Crick
D
Watson
6) What genetic disorder which is an addition of chromosome # 21
A
Sickle Cell Anemia
B
Klinefelters Syndrome
C
Down Syndrome
D
Hemophilia
7) What is known as the physical expression of a Trait?
A
Genotype
B
Gene
C
Phenotype
D
Allele
8) How many recessive alleles do you need to express a recessive trait?
A
3
B
1
C
2
D
0
9) What is known as a map of a person's chromosome?
A
Punnett Square
B
Pedigree
C
Karyotype
D
Polygenetic Inheritance
10) Which one of the following is NOT a type of a human mutation?
A
Deletion
B
Addition
C
Point
D
Crossing Over
*select an answer for all questions
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