Chapter 3 Test

Question 1

Semi-fluid portion of the cytoplasm

Answer 1

Cytosol

Question 2

Control center

Answer 2

Nucleus

Question 3

Responsible for forming the spindle during mitosis

Answer 3

Centrosome

Question 4

Protein Synthesis occurs here

Answer 4

Ribosomes

Question 5

Modifies, sorts, packages and delivers proteins and lipids

Answer 5

Golgi Complex

Question 6

Organelles that destroy bacteria and recycle worn out cell parts

Answer 6

Lysosomes

Question 7

Non-membranous chemical substances that are produced and used by cells

Answer 7

Inclusions

Question 8

Located inside the nucleus and helps assemble ribosomes

Answer 8

Nucleolus

Question 9

Cellular respiration occurs here

Answer 9

Mitochondria

Question 10

Passive transport depends on this type of energy to move materials

Answer 10

Kinetic

Question 11

When a solution reaches equilibrium an____ number of molecules move in and out of the cell

Answer 11

Equal

Question 12

Mechanisms that move substances across a cell membrane requiring energy

Answer 12

Active transport

Question 13

The unfolding of a cell’s membrane around a liquid droplet to bring it into the cell

Answer 13

Pirocytosis

Question 14

In passive transport net movement of substance is ___ their concentration gradient

Answer 14

Down

Question 15

Movement of any substance from a high concentration to a low concentration whether or not a membrane is involved

Answer 15

Simple diffusion

Question 16

Movement of a substance from a low concentration to a high concentration

Answer 16

Active transport

Question 17

In exocytosis, these structures unite with the cell membrane and release their contents to the outside of the cell

Answer 17

Vesicles

Question 18

Phagocytosis is the process by which ____ are taken through a cell membrane

Answer 18

Insoluble solids

Question 19

The word gradient means

Answer 19

Difference

Question 20

The majority of the plasma membrane is composed of this type of molecule

Answer 20

Phospholipids

Question 21

Cellular contents located between the plasma membrane and the nuclear membrane

Answer 21

Cytoplasm

Question 22

Name the two types of ER

Answer 22

Rough, smooth

Question 23

What structures are attached to the rough er

Answer 23

Ribosomes

Question 24

Functions in lipid(fatty acid production) and carbohydrate (release of glucose) metabolism.

Answer 24

Smooth ER

Question 25

The largest cell structure that contains both DNA and the nucleolus

Answer 25

Nucleus

Question 26

Give examples of Inclusions

Answer 26

Melanin glycogen

Question 27

This part of the cytoplasm is composed of 75-90% of water

Answer 27

Cytosol

Question 28

Raises and lowers condenser

Answer 28

Condenser adj knob

Question 29

Secures a slide for viewing

Answer 29

Slide holder

Question 30

Lens, located beneath the stage opening which controls the light beam size

Answer 30

Condenser

Question 31

Used for preliminary focusing

Answer 31

Coarse adj knob

Question 32

Platform on which slides are placed

Answer 32

Stage

Question 33

Used for final focusing

Answer 33

Fine adj knob

Question 34

The part of the microscope used when we cary it

Answer 34

Arm

Question 35

Controls the intensity of light

Answer 35

Iris

Question 36

Term that is given to a microscope's ability to distinguish and separate fine detail

Answer 36

Resolving power

Question 37

The objective that comes closest to a specimen and is most likely to break a slide

Answer 37

Oil immersion

Question 38

How do you find total magnification

Answer 38

X ocular + obj

Question 39

When you are viewing an object under low power, do you see more or less of the object as compared to high power

Answer 39

More

Question 40

What property of the microscope allows you to change from one objective to another without having to make major focusing adjustment

Answer 40

Par focal

Question 41

Red blood cells may swell and rupture if placed in a ___ solution

Answer 41

Hypotonic

Question 42

Hypertonic means that a solution has more __ as compared to another solution

Answer 42

Solute

Question 43

The movement of a substance from high to low concentration through the plasma membrane with the help of a channel protein

Answer 43

Facilitated diffusion

Question 44

Intracellular structure with specific functions

Answer 44

Organelles