Ch 6,7,9 Kahoot

Question 1

Chemical sterilant gas, very explosive

Answer 1

ethylene oxide

Question 2

Products of glycolysis from 1 glucose

Answer 2

2 pyruvate

2 NADH

2 ATP

2H2O

Question 3

the type of inhibitor that binds to the allosteric site to inhibit

Answer 3

noncompetitive

Question 4

How many ATP are produced directly in the prep/transition step

Answer 4

0

Question 5

Most bacteria reproduce by

Answer 5

binary fission

Question 6

You cannot use ethylene oxide as an antiseptic.

Answer 6

True

Question 7

Inorganic molecules that help an enzymes function optimally

Answer 7

Cofactor

Question 8

type of transport in which Na+ is moving from a lower concentration to an area of higher concentration

Answer 8

active transport

Question 9

phase of bacterial growth where cells are most homogeneous

Answer 9

log

Question 10

most bacteria are acidophiles

Answer 10

false

Question 11

this group of bacteria would most likely spoil your open, unrefrigerated mayo

Answer 11

psychrotrophs

Question 12

this cardinal group of bacteria is most likely spoiling food in the freezer

Answer 12

psychrophiles

Question 13

enzyme that converts superoxide to hydrogen peroxide and oxygen

Answer 13

superoxide dismutase

Question 14

products of Krebs per glucose molecule

Answer 14

6 NADH

2 FADH2

2 ATP

4 CO2

Question 15

which does not belong

anabolic
catabolic
neg delta G
exergonic

Answer 15

anabolic

Question 16

feedback inhibition is a type of ______ inhibition

Answer 16

non-competitive

Question 17

phase of growth with maximal rate of increase

Answer 17

log

Question 18

time need to kill 90% of microbes or spores at a specific temp

Answer 18

decimal reduction time

Question 19

removal of all microbial life

Answer 19

sterilization

Question 20

phase of bacteria growth where death rate= division rate

Answer 20

stationary

Question 21

this oxygen group must have oxygen to live

Answer 21

obligate aerobe

Question 22

mixed microbial communities not pure can be very harmful

Answer 22

biofilm

Question 23

phase of growth in which the population is most susceptible to antimicrobials

Answer 23

log

Question 24

fermentation is not a redox reaction

Answer 24

false

Question 25

cardinal group that prefers "middle of the road" temps

Answer 25

mesophiles

Question 26

type of diffusion in which a protein channel is needed for an ion from higher concentration to lower concentration

Answer 26

facilitated diffusion

Question 27

most bacteria decompose ______ to obtain nitrogen

Answer 27

proteins

Question 28

optimal temp for psychotrophs

Answer 28

25-30 degrees C

Question 29

how many ATP per glucose is produces in lactic acid fermentation

Answer 29

2

Question 30

halogen such as povoiodine can be used as antiseptics

Answer 30

true

Question 31

final electron acceptor in anaerobic respiration

Answer 31

nitrate or sulfate

Question 32

this enzyme breaks down hydrogen peroxide to water only

Answer 32

peroxidase

Question 33

substrate level phosphorylation is responsible for the production of 34 ATP in aerobic respiration

Answer 33

false

Question 34

used to sterilize heat sensitive liquids

Answer 34

filtration

Question 35

must add water to be effective antimicrobial

Answer 35

alcohols

Question 36

viruses cannot pass through the pores during liquid filtration

Answer 36

false

Question 37

this process of microbe removal is based on size

Answer 37

filtration

Question 38

these bacteria prefer to use oxygen if available

Answer 38

facultative anaerobe

Question 39

used to reduce spoilage microbes of a food product

Answer 39

pasteurization

Question 40

this phase of microbial growth when endospores can form

Answer 40

stationary

Question 41

pH cardinal group of most microbes

Answer 41

neutrophiles

Question 42

use light for energy and CO2 for carbon

Answer 42

photoautotroph

Question 43

all microbes that use O2 or live in its presence must make

Answer 43

superoxide dismutase

Question 44

liquid chemical sterilants used sometimes on medical equipment

Answer 44

aldehyde

Question 45

products of the prep/transition step per 1 glucose

Answer 45

2 acetyl CoA 2 NADH 2 CO2

Question 46

used on pre-packaged plastic disposable instruments

Answer 46

ionizing radiation

Question 47

optimal temp for mesophiles

Answer 47

35-40 degrees C

Question 48

a bacteriostatic compound is used to kill bacteria

Answer 48

false

Question 49

phase of bacterial growth in which cells are least homogenous

Answer 49

stationary

Question 50

sanitizers completely remove all microbial life

Answer 50

false