Marieb Chemistry Alive Answers

Human Anatomy & Physiology, 7e (Marieb)
Chapter 2 Chemistry Comes Alive

MATCHING QUESTIONS
[pic]

Figure 2.1

Using Figure 2.1, match the following: 1)
Lipid.
Answer:
D
Diff: 2
Page Ref: 46-47; Fig. 2.15

2)
Functional protein. Answer:
B
Diff: 2
Page Ref: 50; Fig. 2.19a

3)
Nucleotide.
Answer:
E
Diff: 2
Page Ref: 55; Fig. 2.22a

4)
Polysaccharide.
Answer:
C
Diff: 2
Page Ref: 45; Fig. 2.14a

5)
Monosaccharide.
Answer:
A
Diff: 2
Page Ref: 44; Fig. 2.14a

6)
Polymer
Answer:
C
Diff: 2
Page Ref: 44

7)
Tertiary (protein) structure Answer:
B
Diff: 2
Page Ref: 51; Fig. 2.18
Answer:
B
D)
Weight
Diff: 1
Page Ref: 25 27)
Although a man who weighs 175 pounds on Earth would be lighter on the moon and heavier on Jupiter, his ________ would not be different. Answer:
A
Diff: 1
Page Ref: 25 28)
Is a function of, and varies with, gravity. Answer:
D
Diff: 2
Page Ref: 25

Match the following: 29)
Legs moving the pedals of a bicycle.
A)
Chemical energy Answer:
D
B)
Electrical energy Diff: 1
Page Ref: 26

C)
Radiant energy 30)
When the bonds of ATP are broken, energy is released to do cellular work. D)
Mechanical energy Answer:
A
Diff: 1
Page Ref: 25 31)
Energy that travels in waves. Part of the electromagnetic spectrum. Answer:
C
Diff: 1
Page Ref: 26 32)
Represented by the flow of charged particles along a conductor, or the flow of ions across a membrane. Answer:
B
Diff: 1
Page Ref: 25-26

Match the following: 33)
Heterogeneous, will not settle.
A)
Solutions Answer:
C
Diff: 1
Page Ref: 31
B) Suspensions

34)
Heterogeneous, will settle.
C)
B)
DNA is a long, double-stranded molecule made up of A, T, G, and C bases. C)
RNA is a long, single-stranded molecule made up of the bases A, T, G, and C. D)
TDNA is considered a molecular slave of DNA. Answer:
B
Diff: 2
Page Ref: 55-57

30)
________ is a suspension. A)
Cytoplasm
B)
Saltwater
C)
Rubbing alcohol D)
Blood
Answer:
D
Diff: 2
Page Ref: 31

31)
Select the correct statement about isotopes. A)
Isotopes of the same element have the same atomic number but differ in their atomic mass. B)
All the isotopes of an element have the same number of neutrons. C)
All the isotopes of an element are radioactive. D)
Isotopes occur only in the heavier elements. Answer:
A
Diff: 2
Page Ref: 29

32)
The four elements that make up about 96% of body matter are ________. A) carbon, oxygen, phosphorus, calcium B) nitrogen, hydrogen, calcium, sodium C) carbon, oxygen, hydrogen, nitrogen D) sodium, potassium, hydrogen, oxygen Answer:
C
Diff: 2
Page Ref: 27; Tbl.