Biology Quiz

What are the components of nucleotides?

• Amino acids, phosphate group, ribose sugar

• Phosphate group, deoxyribose sugar, nitrogenous bases

• Fatty acids, glycerol, nitrogenous bases

• Phosphate group, glucose sugar, nucleic acids

Which of the following is a correct pair of complementary bases in DNA?

• A-U

• G-C

• A-G

• T-C

What is the significance of DNA in living organisms?

• It is the primary source of energy for cells.

• It is the main structural component of cell membranes.

• It codes the instructions for characteristic traits passed from parents to offspring.

• It assists in the digestion of food.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is a nucleic acid?

• A simple biomolecule that stores energy

• A complex biomolecule that stores cellular information in the form of a code

• A type of carbohydrate used for cell structure

• A protein that helps with digestion

What was the conclusion of Frederick Griffith's experiments?

• A substance can transform bacteria.

• DNA was the genetic material.

• Proteins can transform bacteria.

• Viruses can transform bacteria.

What did Frederick Griffith's experiments set the stage for?

• The discovery of the double helix structure.

• The identification of the transforming factor.

• The invention of the PCR technique.

• The development of genetic engineering.

What was the result when Griffith injected mice with the S strain of bacteria?

• The mouse lived.

• The mouse became temporarily ill.

• The mouse died.

• The mouse showed no signs of infection.

What happened when Griffith injected mice with the R strain of bacteria?

• The mouse died.

• The mouse lived.

• The mouse became temporarily ill.

• The mouse showed no signs of infection.

What was the outcome when Griffith injected mice with heat-killed S strain bacteria?

• The mouse died.

• The mouse lived.

• The mouse became temporarily ill.

• The mouse showed no signs of infection.

What happened when mice were injected with heat-killed S strain and live R strain bacteria?

• The mouse lived.

• The mouse became temporarily ill.

• The mouse died.

• The mouse showed no signs of infection.

Tags

NGSS.HS-LS4-4