Cell Organelles

Question 1

Nucleus

Answer 1

Contains chromatin and nucleolus

Question 2

Nucleolus

Answer 2

Assembles ribosomes

Question 3

Chromatin

Answer 3

Location of DNA (genes); provides genetic regulation of the cell.

Question 4

Nuclear Membrane

Answer 4

outer boundary of nucleus; seperates nucleus from cytoplasm; double layer

Question 5

Nuclear Pore

Answer 5

Allows materials to move between nucleus and cytoplasm

Question 6

cell (plasma) membrane

Answer 6

Regulates passage of materials into and out of the cell (selectively permeable)

Question 7

Rough Endoplasmic reticulum

Answer 7

Synthesis, transport and packaging of proteins

Question 8

Smooth endoplasmic reticulum

Answer 8

Synthesis, transport and packaging of carbohydrates and lipids

Question 9

Ribosome

Answer 9

Site of protein synthesis

Question 10

Centriole

Answer 10

Cyndrical organelle that occurs in pairs; involved in the development of spindle fibers.

Question 11

Centrosome

Answer 11

contains centrioles

Question 12

Golgi Apparatus

Answer 12

Final assembly, transport and packaging of macromolecules, mostly for secretion from cell.

Question 13

Secretory Vesicles

Answer 13

Export materials out of cell via exocytosis

Question 14

Lysosome

Answer 14

Digestion within the cell; breaks down large molecules into their simpler components

Question 15

Peroxisome

Answer 15

Detoxify harmful toxins like alcohols and hydrogen peroxide.

Question 16

mitochondrion

Answer 16

site of aerobic (oxygen requiring) steps of cellular respiration, where most ADP is produced.

Question 17

cytoplasm

Answer 17

Holds all materials inside the cell except nucleus

Question 18

Cytosol

Answer 18

Aqueous part of cytoplasm