Author Question: Which of the following statements about crystalline and amorphous polymers is correct? A) ... (Read 158 times)

Medesa · **on:** Aug 27, 2018

Which of the following statements about crystalline and amorphous polymers is correct?

A) Crystalline polymers tend to be stronger, while amorphous polymers tend to have great elasticity.
B) Crystalline polymers tend to have greater elasticity, while amorphous polymers tend to be stronger.
C) Both crystalline and amorphous polymers are strong but have little elasticity.
D) Both crystalline and amorphous polymers have great elasticity but have little strength.

Question 2

The class of compounds that serve as the source of information and control in living systems are

A) amino acids.
B) carbohydrates.
C) nucleic acids.
D) proteins.