Table 3.2

Question 1

Cellular contents between the plasma membrane and the nucleus, including the cytosol and organelles.

Answer 1

Cytoplasm

Question 2

Composed of water, solutes, suspended particles, lipid droplets, and glycogen granules.

Answer 2

Cytosol

Question 3

A network in the cytoplasm composed of three protein filaments.

1) microfilaments
2) intermediate filaments
3) microtubles

Answer 3

Cytoskeleton

Question 4

Specialized cellular structures with characteristic shapes and specific functions.

Answer 4

Organelles

Question 5

Paired centrioles plus pericentriolar material.

Answer 5

Centrosome

Question 6

Motile cell surface projections with inner core of microtubules.

Lots of mini hair like features. Or one tail like feature.

Answer 6

Cilia and flagella

Question 7

Composed of two subunits containing ribosomal RNA and proteins.

May appear free in cytosol, or attached to rough ER

Answer 7

Ribosomes

Question 8

Membranous network of folded membranes.

Rough and smooth.

Answer 8

Endoplasmic Reticulum

Question 9

A stack of 3-20 flattened membranous sacs called cisterns

Answer 9

Golgi apparatus

Question 10

Vesicles formed from Golgi complex.

Contains digestive enzymes

Answer 10

Lysosomes

Question 11

Vesicle containing oxidative enzymes.

Answer 11

Peroxisomes

Question 12

Tiny barrel shaped structure that contains proteases (enzymes that cut proteins).

Answer 12

Proteasome

Question 13

Consists of putter and inner membranes, cristae, and a matrix.

Answer 13

Mitochondria

Question 14

Consists of a nuclear envelope with pores, a nucleoli and chomatin.

Answer 14

Nucleus

Question 15

Protects cellular contents, makes contact with other cells, contains channels, transporters, receptors, enzymes, cell identity markers, and mediates the entry and exit of substances.

Answer 15

Plasma membrane.

Question 16

Site of intra ellipse activities, except those occurring in the nucleus.

Answer 16

Cytoplasm.

Question 17

Liquid in which cells chemical reactions occur.

Answer 17

Cytosol

Question 18

Maintains shape of cell, and organization of cellular contents and responsible for cell movement.

Answer 18

Cytoskeleton.

Question 19

Each has one or more specific functions

Answer 19

Organelle

Question 20

Organizing centre for microtubules and mitotic spindle

Answer 20

Centrosome

Question 21

Moves fluids over cells surface.

Moves entire cell

Answer 21

Cilia and flagellum

Question 22

Protein synthesis

Answer 22

Ribosomes

Question 23

Site for synthesis of glycoproteins and phospholipids

Answer 23

Rough ER

Question 24

Site for synthesis of fatty acids and steroids

Releases glucose into blood stream to inactivate or detoxify drugs and harmful substances

Answer 24

Smooth ER

Question 25

Accepts proteins, stores, packages, and exports.

Answer 25

Golgi complex.

Question 26

Fuses with and digests contents of vesicles. Worn-out organelles (autophagy), entire cells (autolysis) and extra cellular material.

Answer 26

Lysosomes

Question 27

Detoxifies H2O2

Answer 27

Peroxisomes

Question 28

Cuts proteins

Answer 28

Proteasomes

Question 29

Site of ATP production

Answer 29

Mitochondria

Question 30

Contains genes which control cellular structure, and direct most cellular activity.

Answer 30

Nucleus

Question 31

Composed of a lipid bilayer consisting of phospholipids, cholesterol, and glycolipids with various proteins inserted. Surrounds the cytoplasm.

Answer 31

Plasma Membrane