Chapter 3 Review

Question 1

What is the control center of the cell?

Answer 1

Nucleus

Question 2

What controls what enters and exits the cell?

Answer 2

Plasma membrane

Question 3

What organelle is the “Power House” of the cell?

Answer 3

Mitochondria

Question 4

Which organelle makes protein?

Answer 4

Ribosomes

Question 5

Which organelle packages proteins?

Answer 5

Golgi Body

Question 6

Which of the following is not one of the four most abundant elements in the body?

Answer 6

Sodium

Question 7

Two types of passive transport are?

Answer 7

Diffusion and Filtration

Question 8

Passive processes that move substances across membranes _______ __ ___

Answer 8

Require no ATP

Question 9

A cell with abundant peroxisomes would most likely be involved in?

Answer 9

Detoxification activites

Question 10

In order for diffusion to occur, there must be equal concentration on both sides of the selectively permeable membrane

Answer 10

False

Question 11

What structure in the nucleus assembles ribosomes?

Answer 11

Nucleoli

Question 12

What organelle is the center for cellular digestion?

Answer 12

Lysosomes

Question 13

Which organelle manufactures CHO and packages sections?

Answer 13

Golgi Apparatus

Question 14

For filtration to occur, there must be a concentration gradient

Answer 14

False

Question 15

Which movement of substance across the cell membrane requires energy?

Answer 15

Bulk transport

Question 16

Which type of bulk transport brings extracellular substances inside the cell?

Answer 16

Endocytosis

Question 17

Water accounts for what percent of cytoplasm?

Answer 17

70-80%

Question 18

Both prokaryotic and eukaryotic contain a nucleus

Answer 18

False

Question 19

What area of the cell is considered the “factory area” and allows for biochemical reactions to occur?

Answer 19

Golgi Apparatus

Question 20

Ribosomes are located in the cytoplasm and _____ ___________ _________

Answer 20

Rough Endoplasmic Recticulum

Question 21

The solution outside the cell membrane is called interstitial fluid

Answer 21

True

Question 22

Which organelle serves as the “shipping center” of the cell?

Answer 22

Golgi Apparatus

Question 23

The role of the cytoskeleton are to provide support, stability, intracellular transport, and ___________

Answer 23

Contraction

Question 24

The role of vesicles is to transport specific materials between the organelles and the cell membrane

Answer 24

True

Question 25

Which cells are considered the “breakdown” bodies?

Answer 25

Lysosomes

Question 26

Which form of diffusion requires a protein carrier?

Answer 26

Facilitated

Question 27

It is generally around the nucleus and is the principle “traffic director” for cellular proteins

Answer 27

Golgi Apparatus

Question 28

The nucleus membrane encloses a jelly-like substance called cytoplasm

Answer 28

False

Question 28

During cellular mitosis, which organelle turns into chromosomes?

Answer 28

Chromatin

Question 28

Which organelles capture and distribute materials for degradation, recycling, or their incorporation into metabolic pathways?

Answer 28

Peroxisomes

Question 29

In the plasma membrane, both the phospholipids and cholesterol are hydrophobic

Answer 29

False

Question 30

During cellular division, which organelle direct formation of the mitotic spindle?

Answer 30

Centrioles

Question 31

In bulk transport, phagocytosis is called “cell eating”

Answer 31

True