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
Correct Answer:
Verified
Correct Answer:
Verified
Q1: The use of modern molecular techniques has
Q5: When PCR amplification of SSU (small subunit
Q7: The goal of _ is to identify
Q8: The level of specific mRNA,and therefore the
Q11: The fact that cells of genetically uniform
Q13: A technique used to quantify specific types
Q14: The reporter gene most commonly used to
Q20: When doing SSU (small subunit ribosomal RNA)of
Q31: _ culture are pure cultures,consisting of a
Q32: It is generally agreed that SSU (small