chapter 8

What is genomics?

• a) The study of the structure, function, and evolution of genomes

• b) The study of genes and their functions

• c) The study of genetic variation

• d) The study of the environment and its effects on genes

How many positions does the mitochondrial DNA typically differ in unrelated people?

• a) Two

• b) Five

• c) Eight

• d) Ten

What can be determined by analyzing the X and Y chromosomes in a nuclear DNA sample?

• a) Paternity

• b) Maternity

• c) Gender

• d) Ethnic background

Can physical characteristics such as hair and eye color be predicted from analysis of DNA sequences?

• yes

• no

What is DNA fingerprinting?

• a) A method used to identify an individual from a sample of DNA by looking at unique patterns in their DNA

• b) The process of artificially selecting plants to increase their suitability to human requirements

• c) The study of genetic variation in crop plants

• d) The process of analyzing DNA to determine physical characteristics

Who invented DNA fingerprinting?

• a) Sir Isaac Newton

• b) Professor Sir Alec Jeffreys

• c) James Watson

• d) Francis Crick

What are variable number tandem repeats (VNTRs)?

• a) Consecutive repetitive DNA with hypervariable repeat count and composition

• b) Differences (or variations) among people in their DNA sequences at sites recognized by restriction enzymes

• c) A method used to identify an individual from a sample of DNA by looking at unique patterns in their DNA

• d) The process of artificially selecting plants to increase their suitability to human requirements

What is the most common blood group?

• a) A

• b) B

• c) AB

• d) O

What is a restriction fragment length polymorphism (RFLP)?

• a) Consecutive repetitive DNA with hypervariable repeat count and composition

• b) Differences (or variations) among people in their DNA sequences at sites recognized by restriction enzymes

• c) A method used to identify an individual from a sample of DNA by looking at unique patterns in their DNA

• d) The process of artificially selecting plants to increase their suitability to human requirements

What is crop domestication?

• a) The study of genetic variation in crop plants

• b) The process of analyzing DNA to determine physical characteristics

• c) The process of artificially selecting plants to increase their suitability to human requirements

• d) The study of the structure, function, and evolution of genomes in crop plants