Practice Biology Chap 3

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 made of cells

• All cells are eukaryotic

Identify the type of cell shown

• prokaryotic

• eukaryotic

• bacteria

• animal

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

• mitochondrion

• chloraplasts

• 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?

• mitochondria

• ribosomes

• centrosomes

• vacuoles

Which organelle contains enzymes to break down old cell parts?

• lysosomes

• centrosomes

• vacuoles

• chloroplasts

Which organelles are unique to plant cells?

• chloroplasts

• ribosomes

• vacuoles

• centrosomes

Which process occurs inside the chloroplasts?

• detoxification

• ribosome assembly

• photosynthesis

• protein synthesis

Which type of cell receptor is shown?

• cytoplasmic

• membrane

• extracellular

• intracellular

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

• receptor

• ligand

• vesicle

• proton