Microbiologists take bacterial cells and plate them on a medium in order to grow a mound of cells adequate for study. What is the proper term for a mound of cells that develops after plating the bacteria on a suitable medium?
A) culture
B) growth
C) colony
D) clump
Ans: C) colony
Biology & Microbiology
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The most prominent known role in the opening and closing of stomata is played by____ ions
a. Ca2+ b. Cl? c. K+ d. NH4+ e. Na+
Biology & Microbiology
Signals from motor neurons result in action potentials in muscle fibers, which in turn causes the __________ to
release stored calcium ions. Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
The upper part of the neritic province is called the euphotic zone
____________________ Indicate whether the statement is true or false.
Biology & Microbiology
The intermediate filaments in the nucleus are made of
a. keratins. b. lamins. c. desmin. d. vimentin. e. None of the above; intermediate filaments are all cytosolic.
Biology & Microbiology