A microscope that provides a three-dimensional image of a specimen is a: a.
dark field microscope
b. transmission electron microscope
c. bright field microscope
d. scanning electron microscope
d. scanning electron microscope
Amebas belong to which of the following groups of eukaryotic organisms?
a. protozoans
b. archea
c. fungi
d. algae
a. protozoans
,the correct order of taxonomic categories is
a. species, domain, phylum, kingdom, order, division, class genus
b. domain, kingdom, phylum, class, order, family , genus, species
c. domain, kingdom, phylum, class, family, order, genus, species
d. kingdom, domain, phylum, order, class, family, genus, species
b. domain, kingdom, phylum, class, order, family, genus, species
Which of the following sites of the human body does not have a normal flora? a.
intestine
b. skin
c. vagina
d. blood
d. blood
Molds belong to which of the following groups of eukaryotic organisms? a.
protozoans
b. archaea
c. fungi
d. algae
c. fungi
,all bacteria are ____________cells, while cells that contain a nucleus are __________cells.
prokaryotic
eukaryotic
The atomic number equals the number of: a.
protons
b. neutrons
c. electrons
d. protons and neutrons
a. protons
Matrix formed outside the plasma membrane is referred to as: a.
cytoplasm
b. glycocalyx
c. exoplasm
d. cell wall
a. cytoplasm
The cell organelles found only in algae and plant cells are: a.
chloroplasts
b. mitochondria
, c. vacuoles
d. vesicles
a. chloroplasts
peptidoglycan is typically found in the: a.
cell wall
b. plasma membrane
c. nucleus
d. endoplasmic reticulum
a. cell wall
chitin is a component of the cell wall of: a.
algae
b. bacteria
c. fungi
d. viruses
c. fungi
pili are also called:
a. microvilli
b. finbriae