Unit 4 Review #3

Front

What is lactose intolerance?

Back

Lactose intolerance is the inability of the human body to digest lactose, a simple sugar found in milk and dairy products, due to the lack of the enzyme lactase.

Front

What biomolecule's function is inhibited in lactose intolerance?

Back

Proteins that serve as enzymes.

Front

What is the primary function of adipose tissue?

Back

Adipose tissue cushions and insulates the body.

Front

Which organic molecule is most likely present in adipose tissue?

Back

Lipids.

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What is the anti-codon for the DNA nucleotide chain TGA?

Back

UGA.

Front

What is transcription in genetics?

Back

Transcription is the process of copying a segment of DNA into RNA.

Front

What mRNA sequence is produced from the DNA sequence ATGCCT?

Back

UACGGA.

Front

What is the role of enzymes in the body?

Back

Enzymes are proteins that act as catalysts to speed up chemical reactions in the body.

Front

What are lipids?

Back

Lipids are organic molecules that are insoluble in water and include fats, oils, and hormones.