Some viruses can change geochemical cycles leading to:
a. a change in seawater pH.
b. reduction in surface oxygen.
c. modification of salinity.
d. an effect on global warming.
e. increased geothermal activity.
D
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Some plasmid vectors have incorporated the regulatory sequences of the lactose operon so that the expression of the recombinant gene can be induced at the appropriate time.
Answer the following statement true (T) or false (F)
What is the correct pathway for a neural impulse?
a. Interneuron - motor - sensory b. Sensory - motor - interneuron c. Motor - sensory - interneuron d. Motor - sensory - interneuron e. Sensory - interneuron - motor
The function of the inner ear is to ________.
Fill in the blank(s) with the appropriate word(s).
Which of the following is a difference between primary and secondary active transport?
A. Primary active transport moves solutes in opposite directions while secondary transport moves solutes in the same direction Primary active transport is driven by secondary active transport. B. In primary active transport, the transport protein gets phosphorylated; in secondary active transport, the transport protein is not phosphorylated. C. Energy is required for primary active transport, but not secondary active transport D. Primary active transport is driven by secondary active transport