2024 Biology Review

The building blocks of most biomolecules contain the element

• carbon.

• nitrogen.

• calcium.

• sodium.

Which of the following is a carbohydrate?

• ATP

• steroid

• wax

• sucrose

Which of the following molecules are most closely related to nucleic acids?

• amino acids

• fats

• nucleotides

• sugars

Which of the following led to the discovery of cells?

• electricity

• computers

• microscopes

• calculators

Which of the following is part of the cell theory?

• All living things are made of one cell.

• Cells are the basic units of structure and function in organisms.

• Most cells arise from existing cells.

• Cells are nonliving units that make up organisms.

The organelle that modifies, sorts, and packages proteins is the

• endoplasmic reticulum

• ribosome

• lysosome

• Golgi apparatus

A cell that requires a lot of energy might contain large numbers of

• chromosomes

• vacuoles

• mitochondria

• lysosomes

The organelles associated with plant photosynthesis are the

• mitochondria

• chloroplasts

• Golgi apparatus

• vacuoles

What do chloroplasts and mitochondria have in common?

• Both are involved in energy production.

• Both are found only in animal cells.

• Both store genetic material.

• Both are primarily involved in protein synthesis.

What does the interior of the lipid bilayer of a cell membrane do?

• Allows most polar molecules to pass through the membrane.

• Allows food to pass through the membrane.

• Repels ions and most polar molecules.

• Makes the membrane permeable to most molecules.