Unit 1 Exam

Question 1

Which organelle is most prominent, surrounded by the nuclear envelope, and genes [DNA].

Answer 1

nucleus

Question 2

Which organelle directs the building of ribosomes and proteins?

Answer 2

nucleus

Question 3

Which organelle produces rRNA and components of the ribosomes?

Answer 3

nucleolus

Question 4

Which organelle is detoxifying?

Answer 4

smooth ER

Question 5

Which organelle is part of the endomembrane system?

Answer 5

rough ER

Question 6

Which organelle contains ribosomes and produces proteins that will be exported from the cell?

Answer 6

rough ER

Question 7

Which organelle has ribosomes attached to it?

Answer 7

rough ER

Question 8

Which organelle has NO ribosomes, produces phospholipids, and is involved in fatty acid & lipid metabolism?

Answer 8

smooth ER

Question 9

Large amounts of which organelle are found in the liver, reproductive organs, and muscle tissue?

Answer 9

smooth ER

Question 10

Which organelle makes free and attached proteins?

Answer 10

ribosomes

Question 11

What kind of proteins stay in the cell?

Answer 11

free proteins

Question 12

What kind of proteins export from the cell?

Answer 12

attached proteins

Question 13

Which organelle processes, sorts, modifies, and packages proteins and produces lysosomes?

Answer 13

Golgi apparatus

Question 14

Which organelle is involved in phagocytosis?

Answer 14

lysosomes

Question 15

Which organelle is numerous in the WBCs?

Answer 15

lysosomes

Question 16

Which organelle are composed of sacks of digestive enzymes that break down molecules, bacteria, and organelles?

Answer 16

lysosomes

Question 17

Which organelle is important in apoptosis (the way cells die) and lysosomal storage of diseases?

Answer 17

lysosomes

Question 18

Which organelle is the primary storage site for water, food, salt, pigment, and waste in plant cells?

Answer 18

plant cell vacuoles

Question 19

Which organelle usually contain only ONE cell?

Answer 19

plant cell vacuoles

Question 20

Which organelle is small and numerous in animal cells, is involved in storage?

Answer 20

animal cell vacuoles

Question 21

Food vacuoles store _____.

Answer 21

food

Question 22

Contractile vacuoles remove _____ _____ from cells.

Answer 22

excess water

Question 23

Which organelle is the site for photosynthesis?

Answer 23

chloroplast

Question 24

Which organelle is only found in plant cells?

Answer 24

chloroplast

Question 25

Which organelle contains catalase, which converts toxic hydrogen peroxide into water and oxygen (in the liver they detoxify alcohol)?

Answer 25

peroxisomes

Question 26

Which organelle has hollow tubes composed of the protein tubulin and is used to produce cilia and flagella?

Answer 26

cytoskeleton microtubules

Question 27

Which organelle has solid rods composed of the protein actin?

Answer 27

cytoskeleton microfilaments

Question 28

Which organelle is short, numerous, hair-like microtubule projections that move like oars? Used for locomotion and lining passageways.

Answer 28

cilia

Question 29

Which organelle has long, whip-like microtubule structures that are FEW in number and used in locomotion?

Answer 29

flagella

Question 30

Which organelle has special microtubules used in cell division? (Found ONLY in animal cells)

Answer 30

centrioles

Question 31

Which organelle has a structure that provides RIGID support for the cell? Located outside of the plasma membrane.

Answer 31

cell wall

Question 32

Which organelle is the powerhouse energy factory via ATP for the cell?

Answer 32

mitochondria

Question 33

Proteins are packaged in these and sent to/from the Golgi apparatus.

Answer 33

Vesicles

Question 34

The plasma membrane is composed primarily of these molecules.

Answer 34

phospholipids

Question 35

These proteins help give a cell its shape.

Answer 35

cytoskeleton

Question 36

This organelle can manufacture lipids and detoxify alcohol.

Answer 36

Smooth ER