Exam 1

Question 1

Cellulose

Answer 1

Found in the walls of plants, unable to be broken down

Question 2

Starch

Answer 2

Plants use to use store energy

Question 3

Straight chained starch

Answer 3

Amylose

Question 4

Branched chain starch

Answer 4

Amylopectin

Question 5

Animals energy source

Answer 5

Glycogen

Question 6

Chitin

Answer 6

Forms cytoskeleton in insects

Question 7

How polymers are made

Answer 7

Anabolism

Question 8

How polymers are broken down

Answer 8

Catabolism

Question 9

Primary structure of a protein

Answer 9

the sequence of amino acids

Question 10

secondary structure of a protein

Answer 10

refers to the regions of the molecule that are coiled or folded due to the hydrogen bonds between the amino acids

Question 11

tertiary structure of a protein

Answer 11

refers to the overall shape of the protein due to interactions between the side chains (R groups) of amino acids

Question 12

Quaternary structure of a protein

Answer 12

When a protein is made up of more than one polypeptide chain - the aggregation of polypeptide chains

Question 13

Transformation

Answer 13

When a bacterium gets the DNA directly from the environment

Question 14

Conjugation

Answer 14

When DNA is transfer one way from an F+ to a F-

Question 15

Transduction

Answer 15

When DNA is transferred through bacteriophage (virus)

Question 16

Shape of coccus

Answer 16

spherical

Question 17

bacillus

Answer 17

rod shaped

Question 18

spirillum

Answer 18

helical

Question 19

gram positive surface structure

Answer 19

more peptinoglycan in their cell walls but less complex

Question 20

gram negative surface structre

Answer 20

less peptinoglycan but more complex cell wall with lipoplysaccharides

Question 21

endotoxins

Answer 21

toxic material that is inside a gram negative and becomes toxic when disintegrated (a part of the cell)

Question 22

exotoxins

Answer 22

secreted by both gram negative and positive (not a part of cell)