Proteins, RNA, and Mutations

Which describes the functions of proteins in living things?

• structural, transport, signaling, catalysts, etc.

• stores and transmits genetic information

• stores energy and makes up cell membranes

• quick energy and forming cell structure

Proteins are polymers of __________.

• amino acids

• fatty acids

• carboxylic acids

• nucleic acids

All proteins

• have a unique structure that determines their unique function.

• are exactly the same in function but different in structure.

• are exactly the same in structure but different in function.

• are enzymes.

The order of amino acids determines the ______ and ultimately the function of a protein.

• shape

• color

• flavor

• texture

Enzymes are ________ that act as ________.

• proteins, catalysts

• amino acids, proteins

• proteins, amino acids

• catalysts, carbohydrates

What is the function of enzymes in living things?

• increase the rate of chemical reactions

• form the basis of the plasma membrane

• main energy molecule for a cell

• insulation and protection

Enzymes are composed of...

• Protein

• Lipids

• Carbohydrates

• Starch

Which of the following is NOT a function of proteins?

• stored energy

• create muscle

• speed up reactions as enzymes

• fights infection in the form of antibodies

What is the shape of a protein?

• chains

• folded chains

• rings

• honeycomb

In eukaryotes, functional messenger RNA molecules are made from

• exons spliced together after introns are removed
• introns spliced together after eons are removed
• exons spliced together with introns
• long pieces of RNA shortened by the Dicer enzyme