Test Bank for Lifespan Development Lives in Context 1st
Edition Kuther
Kuther, Lifespan Development Instructor Resource
Chapter 02: Test Bank
Chapter
... [Show More] 02: Test Bank
Biological and Environmental Foundations
Multiple Choice
1. In each human cell, a nucleus contains _____ chromosomes. a. 12
b.
12 matching pairs of
c.
23
d.
23 matching pairs of
Ans: d
Learning Objective: 2.1
Cognitive Domain: Knowledge
Answer Location: The Genetic Code Question Type: MC
2. The human nucleus contains 23 matching pairs of rod-shaped structures called _______.
a.
genomes
b.
DNA
c.
chromosomes
d.
zygotes
Ans: c
Learning Objective: 2.1
Cognitive Domain: Knowledge
Answer Location: The Genetic Code
Question Type: MC
3. Genes are composed of stretches of _____, a complex molecule shaped like a twisted ladder or staircase.
a.
deoxyribonucleic acid (DNA)
b.
gametes
c.
zygotes
d.
nuclei
Ans: a
Learning Objective: 2.1
Cognitive Domain: Knowledge
Answer Location: The Genetic Code Question Type: MC
4. Genes are:
a.
rod-shaped structures located in each human nucleus.
b.
the blueprint for creating all of the traits that organisms carry.
c.
sex cells that combine to create a unique individual.
d.
identical molecules for every existing species on earth.
Ans: b
Learning Objective: 2.1
Cognitive Domain: Comprehension
Answer Location: The Genetic Code
Question Type: MC
5. Researchers have estimated that ______ to ______ genes reside within the chromosomes and influence all genetic characteristics. a. 10,000; 15,000
Test Bank for Lifespan Development Lives in Context 1st
Edition Kuther
Kuther, Lifespan Development Instructor Resource
Chapter 02: Test Bank
b.
20,000; 25,000
c.
50,000; 70,000
d.
100,000; 200,000
Ans: b
Learning Objective: 2.1
Cognitive Domain: Comprehension
Answer Location: The Genetic Code Question Type: MC
6. The ____ is the set of instructions to construct a living organism. a. zygote
b.
nucleus
c.
genome
d.
gamete
Ans: c
Learning Objective: 2.1
Cognitive Domain: Knowledge
Answer Location: The Genetic Code Question Type: MC
7. As a human, you share ___ percent of your DNA with our closest genetic relative, the chimpanzee. a. 10
b.
25
c.
68
d.
99 Ans: d
Learning Objective: 2.1
Cognitive Domain: Application
Answer Location: The Genetic Code Question Type: MC
8. Lu is from Korea and Pedro is from Ecuador. Lu and Pedro share ____ percent of their genes. a. 15.7
b.
25.8
c.
44.2
d.
99.7
Ans: d
Learning Objective: 2.1
Cognitive Domain: Application
Answer Location: The Genetic Code Question Type: MC
9. _____ is the process of cell division during which DNA replicates itself. a. Mitosis
b.
Meiosis
c.
Fertilization
d.
Cellular mutation
Ans: a
Learning Objective: 2.2
Cognitive Domain: Knowledge
Answer Location: Cell Reproduction Question Type: MC
10. Mitosis ultimately enables humans [Show Less]