Microbiology UTA 2460 - Exam 1
Questions and Answers 100% Solved
Bacteria, archaea & eukaryotes arose __ years ago... - 2.9 Billion
Which one is not a cause of infectious death worldwide... - Ebola
__ is the most infectious microbe caused through non-human transmission,
while __ is the most in...
Using microbes to detoxify a site contaminated with heavy metals is an
example of... - ✔✔bioremediation
Helminths are... - ✔✔parasitic worms
Koch's postulates are criteria used to establish that... - ✔✔a specific
microbe is the cause of a specific disease
Sterile refers to... - ✔✔absence of any life forms and viral particles
The curve in Pasteur's swan neck flasks was important because... - ✔✔it
trapped microbes that otherwise would have entered the flask
One nucleotide contains one... - ✔✔all of the choices are correct
(nitrogen base, phosphate, pentose sugar)
What bond results from an unequal sharing of electrons between atoms... -
✔✔polar covalent bond
You have a solution with a pH of 6. What is the hydroxide ion concentration
[OH-]... - ✔✔10^-8 M
Which statement is true of all ions that are cations... - ✔✔the ion has
more protons than electrons
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