All fastidious microorganisms require which of the following for growth?
A. Extra nutrients (such as whole blood)
B. Temperatures near normal for the human body
C. Iron
D. Oxygen
Answer: A
You might also like to view...
Kinesin is a motor molecule that is characterized by
A) activation of sliding in flagellar microtubules. B) sliding along actin in sarcomere. C) motion toward the "plus" end of the microtubule. D) motion along actin filaments. E) motion toward the "minus" end of the microtubule.
All commercially produced bananas are seedless because the plants that bear them are ____
a. triploid b. haploid c. treated with colchicine d. lacking ovaries e. grown by tissue culture propagation
Which of the following statements is true of viral conjunctivitis?
A. It is caused by adenoviruses. B. It has a mucopurulent discharge. C. It is caused by Chlamydia trachomatis or Neisseria gonorrhoeae. D. It must be treated with both topical and oral antibiotics.
Human viruses can enter human cells by fusion with the cell membrane or by:
a. endocytosis. b. diffusion into the cell. c. passage through specific protein channels
d. attaching onto protein signals entering the cell. e. coating themselves with lipids that cloak their entrance into the cell.