Biomolecules and Cell Structures

Question 1

Most important eukaryotic organelle.

Answer 1

NUCLEUS

Question 2

Contains the main genetic apparatus.

Answer 2

NUCLEUS

Question 3

Parts of the Nucleus:
“nuclear double
membrane”

Answer 3

Nuclear envelope

Question 4

Parts of the Nucleus:
prominent feature; rich
in RNA

Answer 4

Nucleolus

Question 5

contains DNA and

protein

Answer 5

Chromatin

Question 6

linear structures

formed during cell division

Answer 6

Chromosomes

Question 7

Site of ATP production via aerobic

metabolism

Answer 7

MITOCHONDRION

Question 8

Surrounded by two (2) membranes:

• smooth outer membrane
• folded inner membrane (cristae)

Answer 8

MITOCHONDRION

Question 9

MITOCHONDRION is surrounded by two (2) membranes:

Answer 9

smooth outer membrane and cristae

Question 10

holds the enzymes for
oxidation reactions &
electron carriers of aerobic
respirations

Answer 10

cristae

Question 11

has Intermembrane space

Answer 11

MITOCHONDRION

Question 12

Matrix is within the inner membrane

– own DNA is found

Answer 12

MITOCHONDRION

Question 13

A continuous single membrane

system throughout the cell.

Answer 13

ENDOPLASMIC RETICULUM

Question 14

Attached to the cell membrane

and to the nuclear membrane.

Answer 14

ENDOPLASMIC RETICULUM

Question 15

no ribosomes bound to it.

Answer 15

Smooth ER

Question 16

synthesis and storage

of lipids

Answer 16

Smooth ER

Question 17

carbohydrate metabolism

drug detoxification

Answer 17

Smooth ER

Question 18

Studded with ribosomes bound

to the membrane.

Answer 18

Rough ER

Question 19

synthesis of proteins

Answer 19

Rough ER

Question 20

Found in green plants and green

algae

Answer 20

CHLOROPLAST

Question 21

contain
photosynthetic structures and contain own DNA and
ribosomes

Answer 21

grana

Question 22

Frequently found close to the
smooth ER but it is separated
from the ER

Answer 22

GOLGI APPARATUS

Question 23

Consists of series of

membranous sacs

Answer 23

GOLGI APPARATUS

Question 24

Secretion of protein

Answer 24

GOLGI APPARATUS

Question 25

Site of reactions that link sugars to other cell components.

Answer 25

GOLGI APPARATUS

Question 26

Membrane-enclosed sac

Answer 26

LYSOSOMES

Question 27

Contain hydrolytic enzymes

Answer 27

LYSOSOMES

Question 28

Destroy cells or foreign matter that the cell has engulfed by phagocytosis

Answer 28

LYSOSOMES

Question 29

Membrane-bounded sacs

Answer 29

PEROXISOMES

Question 30

Contain the enzyme catalase

Answer 30

PEROXISOMES

Question 31

catalyzes the conversion of H2O2 to H2O and O2

Answer 31

Catalase

Question 32

in plant cells only

Answer 32

GLYOXYSOMES

Question 33

Contain enzymes for converting lipids to | carbohydrates (glyoxylate cycle)

Answer 33

GLYOXYSOMES

Question 34

also known as “Plasma membrane”. Separates the cell contents from everything outside the cell.

Answer 34

CELL MEMBRANE

Question 35

Include organelles and cytosol.

Answer 35

CELL MEMBRANE

Question 36

Viscous aqueous portion | of the cell

Answer 36

Cytosol

Question 37

“microtrabecular lattice” and Lattice of fine strands

Answer 37

CYTOSKELETON

Question 38

Maintains infrastructure of the | cell.

Answer 38

CYTOSKELETON

Question 39

3 kinds of protein filaments:

Answer 39

actin filaments, intermediate filaments, and microtubules