Genetics Chapter Test A Multiple Choice 1.

Name
Date
Class
Chapter Test A
Genetics
Multiple Choice
Directions: On the line before each question, write the letter of the correct answer.
1. Which option is an example of incomplete dominance?
A. wrinkled peas
B. AB blood type
C. pink camellia flowers
2. Which term describes an organism’s genetic material?
A. DNA
B. pedigree
C. amino acid
Matching
Directions: On the line before each definition, write the letter of the term that matches it correctly.
Each term is used only once.
Matching Set 1
3. the passing of traits from parents to offspring
A. alleles
4. occurs when multiple genes determine the
B. gene
5. offspring of parents with different forms of the
same trait
6. section of a chromosome with genetic
C. pedigree
D. heredity
E. hybrids
F. polygenic inheritance
information for one trait
7. phenotypes of genetically related family members
8. different forms of a gene
Matching Set 2
9. change in the nucleotide sequence of a gene
G. heterozygous
10. having two different alleles of a gene
H. homozygous
11. having two of the same allele for a gene
I. mutation
12. process of making protein from RNA
J. transcription
K. translation
13. process of making RNA from DNA
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Genetics
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phenotype of a trait
Name
Date
Class
Chapter Test A continued
Interpreting a Table
Directions: Use the table to respond to each statement.
14. Write the correct symbols in each box to complete the Punnett square. The parents
are CC and cc.
C
C
c
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
c
15. Identify the genotypes of the offspring by using the Punnett square.
16. Describe the phenotypes of the offspring by using the Punnett square. Note the
following:
Dominant trait: Chin cleft (C)
Recessive trait: No chin cleft (c)
17. Explain codominance.
Genetics
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Name
Date
Class
Chapter Test A continued
Short Answer
Directions: Respond to each statement on the lines provided.
18. Recall the difference between DNA and RNA.
19. Summarize the experiments of Gregor Mendel.
20. Describe the conclusions Mendel reached about inherited traits. You must use the
terms dominant and recessive in your response.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Concept Application
Directions: Respond to each statement on the lines provided. Use complete sentences.
21. Tell how mutations can affect traits.
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Genetics