Practice Quiz for Chapters 1-4
This scientist/doctor discovered penicillin.
Fleming
This scientist/doctor's work proved that a specific bacterium caused a specific disease.
Koch
Fungi and Protozoa are both:
Eukaryotes
A modified light microscope that takes advantage of differences in refractive indexes is called a:
Phase Contrast Microscope
Which of the following statement(s) regarding acidic dyes/stains is/are correct?
2,3,5
Atoms of an element with the same number of protons but different number of neutrons are called
isotopes
The chemical bond in which atoms share electrons is called a(n)
covalent bond
A buffer is:
a solution that prevents extreme pH changes
Eukarya includes all of the following except for:
viruses
Some bacterial have a structure called an axial filament, which is also called
endoflagella
These are cell structures that are involved in protein synthesis in bacteria.
ribosomes
Which of the following statements about the atom 12 6C is false:
it has 12 neutrons in its nucleus