Multiple Choice
Stable isotope analysis to indicate whether or not certain elements have been processed by an organism is based on the observation that
A) microbes have no preference as regards heavy versus light isotopes.
B) microbes generally prefer using the heavier of two stable isotopes.
C) microbes generally prefer using the lighter of two stable isotopes.
D) None of the choices are correct.
Correct Answer:
Verified
Correct Answer:
Verified
Q27: In situ mRNA techniques are powerful and
Q28: Recent evidence suggests that most microbial communities
Q29: _ culture techniques are based on the
Q30: When fluorescently labeled oligonucleotides that are known
Q31: _ culture are pure cultures,consisting of a
Q32: It is generally agreed that SSU (small
Q33: The technique known as content,DNA sequence,and chemical
Q34: The discrepancy between the number of microbial
Q35: _ microbes are used to measure oxygen
Q37: _ _ arrays are used to assess