Topics: DNA, Gene, Molecular biology Pages: 3 (544 words) Published: May 16, 2013
Grade 12 Biology: Molecular Genetics

Review Questions
The unit test will be composed of three sections.
Part A: Study Notes. You will create study notes to completely and correctly answer ALL of the review questions. You will submit your study sheets before the test. (10 marks) Part B: Short Answer Questions (25-30 marks).

Part C: Critical Thinking Questions (10-15 marks)

Part B: Short Answer Questions

1. Define heterozygous/homozygous/phenotype/genotype/dominant/recessive.

2. Why should you make study notes every night?

3. What is a Punnett square? How is it used?

4. How is DNA used in crime scene investigations?
a. What is the structure of DNA? What is a nucleotide? b. How does DNA replicate? Compare the formation of leading and lagging strands. c. What is PCR (polymerase chain reaction)? How has it changed crime scene investigations? d. What is DNA fingerprinting?

5. How is DNA different in different species?

6. How does DNA determine how you look?
a. What is transcription?
b. What is translation?
c. What is the role of DNA, mRNA and tRNA and amino acids in protein synthesis? d. What is the amino acid sequence of the protein that would be synthesized after transcription and translation of the following piece of template strand DNA?

|5' |3' |codon translations | |_____________________ | |Codon |amino acid | |T C A T G C G C A A C A | |AGU |Ser | | | |ACG |Thr | | | |CGU |Arg | |...
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • Essay on Molecular Genetics
  • Genetics ( Dna-Chromosomes Research Paper
  • Activity 322 The Genetic CodeIntroductionIn The Essay
  • Genetics: Practice Test Questions Essay
  • GENETICS Chapter 1 Homework Essay
  • Essay on Biology: Genetics and Pod Color
  • Essay about Foundations of Genetics
  • Essay on genetic diversity

Become a StudyMode Member

Sign Up - It's Free