Unit 2 Pre-IB Bio test review

Which of the following is a major principle upon which cell theory is based?

• All cells form by free-cell formation

• All cells have DNA

• All organisms are of cells

• All cells are eukaryotic

Which organelle is the storehouse for most of the cell's genetic information?

• mitochondrion

• chloroplast

• centriole

• nucleus

Which phrase best describes rough ER?

• studded with ribosomes

• protected by vesicles

• connected to the Golgi apparatus

• stored in the central vacuole

Which organelles supply energy to the cell?

• ribosomes

• centrosomes

• mitochondria

• vacuoles

Tags

NGSS.HS-LS1-7

Which organelles contain enzymes that break down old cell parts?

• centrosomes

• lysosomes

• vacuoles

• chloroplasts

Tags

NGSS.MS-LS1-2

Which organelles are unique to plant cells?

• ribosomes

• vacuoles

• chloroplasts

• centrosomes

Tags

NGSS.MS-LS1-6

Which process occurs inside the chloroplasts?

• detoxification

• ribosomes assembly

• photosynthesis

• protein synthesis

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

A protein that detects a signal molecule and performs an action in response is called a

• receptor

• ligand

• vesicle

• proton

A solution that is hypotonic to a cell has

• more solutes than the cell.

• fewer solutes than the cell.

• the same concentration of solutes as the cell.

• too many solutes.

Transport proteins play a role in both

• passive and active transport.

• exocytosis and endocytosis.

• diffusion and vesicle transport.

• phagocytosis and passive transport.