Molecules Of Life

Question 1

What is the evidence for evolution?

Answer 1

Information that supports the theory of evolution

Question 2

What is the theory of evolution?

Answer 2

Theory that all organisms on Earth are descended from one or a few common ancestors and that they have changed and diversified over time

Question 3

What are most carbohydrates, proteins and nucleic acids?

Answer 3

Polymers

Question 4

What are polymers?

Answer 4

Large, complex molecules composed of long chains of monomers joined together

Question 5

What are monomers?

Answer 5

Small, basic molecular units that can form a polymer

Question 6

What are examples of monomers? (3)

Answer 6

Monosaccharides

Amino acids

Nucleotides

Question 7

What are most biological polymers formed from their monomers by?

Answer 7

Condensation reactions

Question 8

What does a condensation reaction form?

What is released?

Answer 8

Chemical bond between monomers

Molecule of water

Question 9

What are biological polymers broken down into monomers by?

Answer 9

Hydrolysis reactions

Question 10

What does a hydrolysis reaction do?

Answer 10

Breaks the chemical bond between monomers using a water molecule