Worksheetsmicro chapters 6-9
Total questions: 65
Worksheet time: 37mins
smallest elemental unit
(a)
neutrons
no charge +
+charge
-charge
ionic bonds
protons have a (a) charge
electrons have a
+chargen
no charge
-charge
multiplied
# of positive charges or protons (atomic number is the same number as the number of protons)
peptide bonds
ionic bonds
carbohydrates
atomic number
(a) holds amino acid together in proteins
what binds sugar groups of carbohydrates together
glyosidic bonds
peptide bonds
nucleic acid
proton
pH of blood is
7-8
7.35-7.45
7.5-7.8
8-9.2
what forms when atoms share electrons
carbohydrates
atom
covalent bonds
nutrients
what percentage is the cells mass of water
90-100%
80-90%
70-80%
50-60%
ALL organisms require a what?
negative and positive charge
source of energy and a source of carbon
fatty acids
proton, electron and cation
what contains carbon, hydrogen, and nitrogen
radiation
in vitro
nucleic acids
proteins
what contains carbon, hydrogen, oxygen, and phosphorus
mutation
ionic bonds
atom
nucleic acid
(a) are building blocks of lipids
DNA gene is innocent/alternated or out of sequence
mutation
moisture
atomosphere
cation
what are building blocks of nucleic acid?
mass number
covalent bonds
nucleotides
lipids
a proton has a (a)
a (a) has a negative charge
a (a) has a positive charge and loses electrons
what corresponds to the number of protons and the neutrons of the nucleus
peptidoglycan
mass number
glucose
osmotic
(a) are biological catalysts
materials that organisms are unable to synthesize, but are required for building macromolecules and sustaining life and must be supplied for survival
essential nutrients
in vivo
broad spectrum
radiation
glucose and oxygen are converted to what?
water and sodium
carbon dioxide and acids
water and carbon dioxide
acids and water
end products of glycolysis is what?
OIP
enriched media
thermal death point
pyruvic acid
conversion of pyruvic acid into an end product is the first step in what?
acids
glycolysis
compounds
organisms
(a) is a change in DNA molecule (genetic alteration) that is transmissible to offspring
what uses a light as an energy source and carbon dioxide as a carbon source?
photoautotrophs
bactericidal spectrum
proton
mass number
what uses chemicals as an energy source and organic compounds other than co2 as a carbon source
fatty acids
proteins
chemoheterotrophs
peptide bonds
define vitro
outside the body
inside the body
around the body
on the side on the body
define vivo
around the body
outside the body
next to the body
inside the body
moisture = what?
water
salt
acidic
milk
temperature refers to as what?
thermophiles, nutrients, & moisture
mesophiles, salts & water
mesophiles, thermophiles, & psychrophilic
mesophiles, thermophiles, & lipids
pH = what?
acidic & alkaline
negative & positive
up & down
vitro & vivo
osmotic pressure and salinity = what?
negative & postiive
hypotonic & hypertonic
vivo & vitro
hypotonic & glucose
barometric pressure is what?
anaerobic
mutation
temperature
piezophiles
aerobic, anaerobic, & capnophilic are what?
salinity
atmosphere
lipids
carbohydrates
halophilic & haloduric = what?
fatty acids
broad spectrum
multi drug
salinity or salty environment
building blocks and fatty acids are made up or what?
nucleic acid
proteins
lipids
cation
bacteria multiply and form a colony (contains millions of cells)
lipids
growth curve
generation time
mutation
bacteria multiply rapidly, doubling with each generation time
atmosphere
essential nutrients
chemoheterotrophs
logarithmic growth curve
what is the different type of medium that turns pink medium yellow when it ferments?
antagonism
narrow spectrum
mannitol salt agar
homeostasis
what incubator requires NO oxygen?
bacteria
viral
autoclave
aerobic incubator
what is a liquid medium that supports growth of all categories of bacteria?
thioglycolate broth (THIO)
ideal antimicrobial
antagonism
broad spectrum
(a) promotes growth of fastidious organisms and contains a rich supply of special nutrients?
ultrasonic waves do what?
steam under pressure
kill bacteria
mechanically dislodges organic debris
removes microbes
hypotonic is (a) outside the cell
hypertonic is (a) outside the cell
define steam under pressure "pressure cooker"
hypertonic
salty acids
peptide bond
autoclave
what destroys cells by x-ray, gamma rays, and UV rays?
the sun
cancer
radiation
tanning beds
what requires aseptic/sterile technique?
inoculation
protozoa
lipids
hypotonic
what does sterilization do?
steams under pressure
sits outside the cell
causes cancer cells
destruction of ALL microbes
what requires another living organism to survive and multiply?
chemostat
salinity
obligate intracellular pathogens (OIP)
broad spectrum
what is the lowest temp to kill microbes in pure culture within a specific time period?
multi-drug therapy
thermal death point
generation time
negative temp
desiccation = what?
staining
moving
removing
drying
what is used to clean the skin and other living tissue?
antagonism
peptide bonds
antiseptics
proteins
define antagonism
two or more drugs that work against each other; less antimicrobial effect
kills gram negative and gram negative bacteria
microbes are host to other cells
pathogens take over the cell
two or more antimicrobials used to kill all pathogens
bacteria
multi-drug therapy
covalent bond therapy
amount of mass in cell
define acquired resistance
kills bacteria
drug used to treat infections
no damage done to the host
microbes once susceptible and now they are no longer
what don't you give to immunosuooressed patients?
drugs
ideal antimicrobial
antibiotics (bacteriostatic agents)
nucleic acid
what kills bacteria but not all?
lipids
bactericidal agents
narrow spectrum
broad spectrum
define narrow spectrum
kills either gram positive OR gram negative bacteria
kills BOTH gram positive and gram negative
keeps both gram positive and gram negative the same
kills only the harmful bacteria
define broad spectrum
kills bacteria but not all
kills ALL bacteria
kills either gram positive or gram negative bacteria
kills both gram positive and gram negative bacteria
what are antibiotics made from?
moulds
lipids
fatty acids
salts
no antibiotics for what?
getting an IV
covid
a common cold
viruses
what is the mechanism of action for penicillin's and cephalosporins?
inhibit cell wall synthesis
building blocks for fatty acids
solutes greater outside the cell
formed through the gain or loss of an electron
