During the 1970s, ________ pioneered the use of SSU rRNA gene sequencing to be used for distinguishing among taxa
a. Carl Linnaeus
b. Carl Woese
c. David Bergey
d. James Watson
Answer: B
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The following question(s) relate to the data table below, showing typical fluctuating pH and dissolved oxygen levels in a fish pond with a heavy concentration of algae over a 24-hour period.TimeOxygen (ppm)pH2 a.m.4.57.74 a.m.2.87.26 a.m.2.26.88 a.m.2.56.810 a.m.3.97.2Noon6.57.72 p.m.10.08.34 p.m.12.18.86 p.m.13.19.28 p.m.13.09.210 p.m.12.08.8Midnight10.88.3In such a pond that contains algae and fish, what processes are happening?
A. Only cellular respiration is happening, carried out by both the algae and the fish B. Only photosynthesis is happening, carried out by the algae C. Both photosynthesis (carried out by the algae) and cellular respiration (carried out by the fish) are happening D. Both photosynthesis (carried out by the algae) and cellular respiration (carried out by both the algae and the fish) are happening
Insulin is produced and released from the pineal gland
Indicate whether the statement is true or false.
Polar bodies
a. are dumping places for excess genetic material. b. have no known biological function. c. are produced by meiosis. d. will serve as the gametes if something happens to the egg. e. all of these are true EXCEPT “will serve as the gametes if something happens to the egg.”
The discovery of antibodies and the understanding of their actions lead to
A) improved vaccine design. B) the development of genetically engineered vaccines. C) improved methods of immunization. D) the development of passive immunotherapy. E) the use of the technique known as variolation.