During embryonic development, animal cells must divide and differentiation to determine what?
a. morphology and anatomy
b. anatomy and physiology
c. morphology and physiology
d. analogy and homology
c. morphology and physiology
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From its ground state, PSII can __________
A. pull electrons from H2O B. pull protons from H2O C. pass electrons to PSI D. absorb light energy E. emit light energy
In order for a malignant cancer to metastasize, it must:
A. lose its connections to adjacent cells. B. lose its connections to the extracellular matrix. C. become motile. D. All of the above are correct.
Which of the following is/are used to categorize fungal diseases?
A. The type of sexual spores formed by the infecting fungus B. The route by which the disease becomes established in the host C. The environmental source of the fungi D. The type of asexual spores formed by the infecting fungus
What is true about the normal flora that inhabit
our body surfaces?
a. most are harmful b. they competitively exclude more harmful species c. some produce vitamin C d. they become even more beneficial if they invade tissues e. all of these are true except that most are harmful