Chapter 3 Pt. 1

Question 1

What is Cell Theory?

Answer 1

a fundamental organizing principle of biology that guides the way biologists think about living things

Question 2

Cell Theory states that a ____ is the smallest unit of life

Answer 2

cell

Question 3

Cell Theory states that ____ make up all living things (unicellular & multicellular)

Answer 3

cells

Question 4

Cell Theory states that ____ cells can arise only from ________ cells

Answer 4

new

preexisting

Question 5

What are the two types of cells?

Answer 5

Prokaryotic Cells

Eukaryotic Cells

Question 6

Which type of cell is this: structurally simple and typically smaller

Answer 6

Prokaryotic Cells

Question 7

Which type of cell is this:

most are surrounded by a rigid cell wall

Answer 7

Prokaryotic Cells

Question 8

__________ Cells lack organelles

Answer 8

Prokaryotic

Question 9

Prokaryotic Cells are limited to ________ and _______

Answer 9

bacteria

archaea

Question 10

What is archaea?

Answer 10

include species that inhabit extreme environments

Question 11

___________ Cells possess organelles

Answer 11

Eukaryotic

Question 12

What is an organelle?

Answer 12

a component within a cell that carries out specific functions

Question 13

Organelles are also known as “______ _______”

Answer 13

“little organ”

Question 14

Which type of cel is this:

membrane bound organelles

Answer 14

Eukaryotic Cells

Question 15

What is the DNA formation of in prokaryotic and eukaryotic cells?

Answer 15

prokaryotic-circular

eukaryotic- coiled, linear strands

Question 16

Where is the DNA located in prokaryotic and eukaryotic cells?

Answer 16

Prokaryotic- cytoplasm

Eukaryotic-Nucleus

Question 17

True or False: The cytoskeleton is present in both prokaryotic and eukaryotic cells.

Answer 17

True

Question 18

List the organelles located in eukaryotic cells.

Answer 18

plasma membrane
cytoplasm
lysosome
mitochondrion
nucleus
nucleolus
ribosome
rough endoplasmic reticulum
smooth endoplasmic reticulum 
Golgi complex
microfilament
microtubule
centrioles

Question 19

Which eukaryotic organelle is this:

regulates movement of materials into and out of cell

Answer 19

plasma membrane

Question 20

Which eukaryotic organelle is this:

the material surrounding the nucleus

Answer 20

cytoplasm

Question 21

Which eukaryotic organelle is this:

digests substances brought into cell and destroys old parts of cells

Answer 21

lysosome

Question 22

Which eukaryotic organelle is this:

provides cell with energy though the breakdown of glucose during cellular respiration

Answer 22

mitochondrion

Question 23

Which eukaryotic organelle is this:

contains DNA and controls cellular activity

Answer 23

nucleus

Question 24

Which eukaryotic organelle is this:

produces components of ribosomes (RNA and proteins)

Answer 24

nucleolus

Question 25

Which eukaryotic organelle is this:

site where protein synthesis begins

Answer 25

ribosome

Question 26

Which eukaryotic organelle is this:

studded with ribosomes and produces membrane

Answer 26

rough endoplasmic reticulum

Question 27

Which eukaryotic organelle is this:

detoxifies drugs and produces membrane

Answer 27

smooth endoplasmic reticulum

Question 28

Which eukaryotic organelle is this:

sorts, modifies, and packages proteins

Answer 28

Golgi complex

Question 29

Which eukaryotic organelle is this:

plays a role in muscle contraction and cell division

Answer 29

microfilament

Question 30

Which eukaryotic organelle is this:

maintains cell shape and forms tracks on which vesicles move

Answer 30

microtubule

Question 31

Which eukaryotic organelle is this:

may function in cell division

Answer 31

centrioles