Chapter 3: Cell Structure

Question 1

Higher cells like those of the body are called

Answer 1

Eukaryotic

Question 2

Cells without organelles are called

Answer 2

Prokaryotes

Question 3

The sperm cell has a _____ to propel it

Answer 3

Flagellum

Question 4

Cells are measure in terms of

Answer 4

Micrometer

Question 5

Living cells were first observed by a man named

Answer 5

Anton Von Leeuvenhoek

Question 6

The cell membrane is called the

Answer 6

plasma membrane/plasmalemma

Question 7

Protoplasm inside the nucleus

Answer 7

Nucleoplasm

Question 8

Molecule with unequal distribution of electrons

Answer 8

polar

Question 9

compounds that do not readily dissolve in water

Answer 9

non-polar

Question 10

How many chromosomes in the human body

Answer 10

46

Question 11

Spherical particle in the nucleoplasm

Answer 11

Nucleolus

Question 12

Folds of the inner membrane of the mitochondria

Answer 12

Cristae

Question 13

All cells have approximately the same number of

Answer 13

mitochondria

Question 14

Proteins are assembled from

Answer 14

Amino Acids

Question 15

Expulsion of lysosome enzymes into the cell cytoplasm is known as

Answer 15

autolysis

Question 16

membrane forming a collection of cavities

Answer 16

endoplasmic reticulum

Question 17

rough er is the site of

Answer 17

protein synthesis

Question 18

the points of collection for compounds to be secreted are the

Answer 18

golgi apparatus

Question 19

messenger RNA attaches to ____ during protein synthesis

Answer 19

Ribosomes

Question 20

The molecule that copies codes from the DNA molecule in the nucleus is called the

Answer 20

Messenger RNA - mRNA

Question 21

___RNA will go into the cytoplasm and collect amino acids

Answer 21

Transfer RNA - tRNA

Question 22

Two centrioles is also known as

Answer 22

centrosome

Question 23

Cellular organelles located on the surface are ___ and ___

Answer 23

Cilia and Flagella

Question 24

Euglena are propelled by

Answer 24

Flagellum

Question 25

Paramecium is propelled by

Answer 25

cilia

Question 26

____ cause plants to look green

Answer 26

chloroplasts

Question 27

____ occurs inside chloroplasts

Answer 27

photosynthesis

Question 28

Layers of proteins, enzymes, and chlorophyll make up the ___

Answer 28

Grana

Question 29

Plant cell walls are composed of

Answer 29

Cellulose

Question 30

Carotenoid pigments

Answer 30

Xanthophyll and Carotene

Question 31

Pattern of the bi-phospolipid layer

Answer 31

Fluid Mosaic Pattern

Question 32

It is on the ___ of the mitochondria that cellular respiration occurs

Answer 32

Cristae

Question 33

_____ is a natural process by which cells in the body die and is controlled by specific genes

Answer 33

Apoptosis

Question 34

Structure within protoplasm

Answer 34

Organelles

Question 35

Organelles for phtosynthesis

Answer 35

chloroplasts

Question 36

Protoplasm inside nucleus

Answer 36

nucleoplasm

Question 37

One-thousandth of a milimeter

Answer 37

Micrometer

Question 38

Attracts water

Answer 38

Hydrophillic

Question 39

Repels Water

Answer 39

Hydrophobic

Question 40

Protoplasm outside the nucleus

Answer 40

cytoplasm

Question 41

dark threads in nucleus

Answer 41

chromatin

Question 42

controls all cell functions

Answer 42

DNA

Question 43

Contain digestive enzymes

Answer 43

Lysosome

Question 44

Smooth ER

Answer 44

Agrannular

Question 45

Resembles a stack of saucers

Answer 45

Golgi Body

Question 46

Foreign proteins

Answer 46

Antigens

Question 47

Protein makes long hollow cylinders

Answer 47

Tubulin

Question 48

Plants look green

Answer 48

Chlorophyll

Question 49

Bacteria cells are

Answer 49

prokaryotic

Question 50

The most prominent structure in the cell is the

Answer 50

nucleus

Question 51

the first person to observe a living cell was

Answer 51

Leeuwenhoek

Question 52

ATP is needed in cells for which process

Answer 52

Active Transport

Question 53

``` Which is NOT a function of protein in the cell membrane ATP synthesis Pass molecules and ions Receptors for hormones Identity Markers Sodium-potassium pump ```

Answer 53

Identity Markers

Question 54

Protoplasm is

Answer 54

the liquid portion of a cell

Question 55

Clumps of atoms distributed throughout a medium is a

Answer 55

Colloid

Question 56

Compounds of unequal distribution of bonding electrons are said to be

Answer 56

soluble

Question 57

``` which of the following would not go into a solution sodium potassium chlorine phosphorus none of the above ```

Answer 57

None of the above

Question 58

``` Which of the following are NOT colloidally suspended in the cytoplasm Proteins carbohydrates fats nucleic acid none of the above ```

Answer 58

None of the above

Question 59

``` Which of the following are not surrounded by a membrane nucleus nucleolus animal cell vacuole plant cell ```

Answer 59

Plant cell

Question 60

The code to make protein is found in the

Answer 60

DNA

Question 61

The genetic material of the cell is found in the

Answer 61

Chromatin

Question 62

``` There are many folds in the plasma membrane nuclear membrane mitochondrion membrane vacuole membrane plant membrane ```

Answer 62

Mitochondrion membrane

Question 63

Cellular respiration occurs on the

Answer 63

cristae

Question 64

Mitochondria with many cristae will be found in which cells

Answer 64

Muscle

Question 65

Maintenance and repair of cellular components is a function of the

Answer 65

lysosome

Question 66

Sac-like or channel-like cisternae are found in the

Answer 66

endoplasmic reticulum

Question 67

the site of protein syntehsis in the cell is the

Answer 67

ribosome

Question 68

The concentration of compounds to be secreted is a function of the

Answer 68

golgi body

Question 69

the substance that gives plants a green color is

Answer 69

Chlorophyll

Question 70

The substance that gives plants a red-orange color is

Answer 70

carotene

Question 71

The fier in our diet from plants is the substance

Answer 71

cellulose

Question 72

``` protein syntehsis relies on which of the following grana leucoplasts mRNA vacuoles lamella ```

Answer 72

mRNA

Question 73

during protein synthesis amino acids are collected. The code for a particular amino acid is made possible by three bases using the element

Answer 73

nitrogen

Question 74

centrioles function during

Answer 74

cell division

Question 75

the number of plastids found in a plant cell

Answer 75

3

Question 76

the process of photosynthesis occurs in the

Answer 76

chloroplast

Question 77

the nuclear membrane allows certain materials to leave the nucleus thorugh

Answer 77

pores

Question 78

the protoplasm outside the nucleus is called the

Answer 78

cytoplasm

Question 79

the nuclear membrane is sometimes refereed to as the nuclear

Answer 79

envelope

Question 80

Chromosomes are made of DNA molecules and

Answer 80

proteins