1. Structure of Cellulose: Cellulose is a composed of ___ monomers. a.

ID: 32001 • Letter: 1

Question

1. Structure of Cellulose: Cellulose is a ____ composed of _______ monomers.

a. monosaccharide, sucrose

b.disaccharide, fructose

c. polysaccharide, sucrose

d. polysaccharide, glucose

2. Carbon Atom: Carbon has a total of ____ electrons and can partake in a maximum of ____ chemical bonds.

a. 2,4

b. 6,3

c. 2,8

d. 6,4

3. Electron Configuration: An atom of an element with an atomic number of 9 has ____ electrons in its first shell and ______ electrons in its second shell.

a. 5,10

b. 2,7

c. 9,0

d. 1,8

e. 8,1

4. Atomic Structure: An element has nine protons and nine neutrons in each of its atoms. Its atomic number is _____, its atomic mass is ______, and the number
of electrons in this atom is ______

a. 18,9,9

b. 9,9,9

c. 6,20,9

d. 9,18,9

e. 18,9,18

5. Nature of Phospholipids: The fatty acid tails of a phospholipid are ____________ and _____ dissolve in water.

a. hydrophilic, do

b. hydrophilic, do not

c. hydrophobic, do not

d. hydrophobic, do

6. DNA and RNA Structure: Which of the following is false?

a. RNA is single stranded and contains the base uracil.

b. DNA is double stranded and contains the base uracil.

c. RNA is single stranded and contains the base adenine.

d. DNA is double stranded and contains the base thymine.