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25 Multiple choice questions
Definition Proteins that are not easily extracted from membrane and are insoluble in aqueous solution when freed of lipids
Endoplasmic reticulum
Integral membrane protein
Phospholipid
Receptor protein
1 of 50
Definition These people proposed that the DNA molecule has a double helix chemical composition
Hershey and Chase
Pasteur
Beadle and Tatum
Watson and Crick
2 of 50
Definition The individual hollow sacs or vesicles that collectively make up the grana of chloroplast are called
Thylakoid
Microfilament
Peptidoglycan
Chloroplast
3 of 50
The study of algae is called
Protozoology
Virology
Phycology
Mycology
Definition The inner folds of the mitochondria are called
cristae
thylakoid
chloroplast
nucleoid
5 of 50
Definition
The process through which vegetative cells are formed from endospores is called
fertilization
thylakoid
germination
sporulation
6 of 50
This person showed that bacteria growth could not occur in swan-neck flasks of boiled broth
Koch
Microfilament
Lister
Pasteur
Definition The presence of membrane-enclosed organelles in characteristics of
Prokaryotic
Ribosome
Eukaryotic
Bacterial
11 of 50
Definition
This field of microbiology involves the use of microorganisms to make products such as antibiotics vaccines, steroids, alcohols, vitamins, amino acids, and enzymes
epidemiology
immunology
industrial microbiology
environmental microbiology
12 of 50
Which type of molecule forms a bilayer within the membrane
Eukaryotic
Cholesterol
Peptidoglycan
Phospholipid
Definition The acidic polysaccharides attached to cell wall of Gram positive bacteria are called
Teichoic acids
S layer
Phospholipid
Peptidoglycan
14 of 50
Definition
Hydrogenosomes are similar to mitochondria but hydrogenosomes lack
cristate and citric acid cycle enzyme
nucleus and ribosomes
chloroplasts and thylakoid membranes
plasma membrane and cytoplasm
15 of 50
The lipopolysaccharide (LPS) layer is found ONLY in the cell walls of
gram-negative bacteria
fungi
mycoplasma
cyanobacteria
Definition A tuft of flagella at one pole of bacterium is called
peptidoglycan
mycoplasma
lophotrichous
phycology
20 of 50
Definition
Prokaryotes typically have
a cell wall made of cellulose
a complex endoplasmic reticulum
1 chromosome
multiple nuclei
21 of 50
A rigid layer that is composed of sugars and amino acids found in the cell wall of eubacteria is the
thylakoid
lysozyme
peptidoglycan
phospholipid
Definition The group of naturally occuring prokaryotes that do NOT have a cell wall is called the
mycobacterium
streptococcus pneumoniae
mycoplasma
fungi
23 of 50
Definition
The procedure that divides microorganisms into two or more groups depending on their reaction to the same staining procedure is called
Simple stain
Acid-fast stain
Negative stain
Differential stain
24 of 50
E.
F.
G.
H.
I.
J.
can view live cells
A source of energy, a protective device, to help the bacteria adhere
Fungi
microorganisms
Ribosome
Mycobacterium
Caulobacter sp.
Svedberg
scanning electron microscope
Microfilament
Bacteria and archaea
Medicine, agriculture, and industry
rRNA
protein synthesis is the
The organelle in a eukaryote that converts light energy into chemical energy stored in the chemical bonds of glucose and starch is the
A microscope that uses a beam of electrons that pass through very thin sections of material before producing an image is called
A unit messier of the velocity in a centrifuge
An extremely thin fiber that is found within the cytoplasm that involved in the main entrance of cell shape is called
What is the periplasmic space
The molecule most commonly used to discern evolutionary
K.
L.
M.
N.
O.
P.
Q.
Can make their own DNA and protein
Nucleoid
Chloroplast
relationship between organisms is
The largest mass of living material on earth comes from
Anton Von Leeuwenhoek is best known for his studies involving
The name for a gram-negative cell whose peptidoglycan has removed is
Diffuse unorganized material that is lying outside the cell wall and is easily removed
Which of the following are made up of prokaryotic cell
Applied microbiology deals within important practical problems
An element microscope that creates an image from electrons that are emitted from the surface of a
