In the study of microbial communities, a new technique, called microelectrodes, is helping us to infer data about microbial activity. Microelectrodes are capable of measuring which of the following data?
A. Measuring pH
B. Measuring oxygen and nitrogen tension
C. Measuring DNA amounts in the sample
D. Measuring electron donors and receptors
Answer: D
You might also like to view...
The partitions that separate the segments of the annelid body are known as
A. pseudocoels. B. nephridia. C. setae. D. septa. E. radula.
Hormones are distributed throughout the body by the:
a. exocrine system b. lymphatic system c. nervous system d. blood e. glands
Which of the following items is NOT a part of the name of a restriction enzyme?
A) the Gram reaction of the source bacterium B) the specific epithet of the source bacterium C) Roman numerals to indicate its order of discovery D) the strain of the source bacterium E) the genus of the source bacterium
What action by the individual cells involved can assist processes involving cell movement such as gastrulation?
A) evagination B) phagocytosis C) invagination D) transcription factors E) microfilament growth