Homework #6: Evolution of Sick Humans Study Guide Part 1

Front

What enzyme is responsible for breaking down lactose?

Back

Lactase

Front

What happens to lactose in people who are lactose intolerant?

Back

It is digested by gut bacteria, producing gas and discomfort

Front

Which genetic condition allows some people to digest dairy into adulthood?

Back

Lactase persistence

Front

What type of molecule is lactose?

Back

Carbohydrate

Front

What is the correct base pairing rule for DNA?

Back

A-T, C-G

Front

Which of the following is an example of a phenotype?

• LL genotype
• Lactose intolerance
• DNA sequence
• Chromosome 2

Back

Lactose intolerance

Front

What does transcription produce?

Back

mRNA

Front

Which process converts mRNA into a protein?

Back

Translation

Front

What is the main function of an enzyme?

Back

Speed up chemical reactions

Front

What are the building blocks of proteins?

Back

Amino acids