Place the following events of bacterial conjugation in order from first to last.
1 - DNA replication
2 - an enzyme joins F factor DNA ends
3 - sex pilus shortens
4 - DNA transfer
5 - an enzyme cuts F factor DNA
A. 1, 2, 3, 4, 5
B. 3, 5, 4, 2, 1
C. 5, 1, 3, 4, 2
D. 3, 5, 1, 4, 2
E. 3, 5, 1, 2, 4
B. 3, 5, 4, 2, 1
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Transposition is a(n)
A) homologous recombination event. B) analogous recombination event. C) site-specific recombination event. D) general recombination event.
Individuals suffering from Crohn disease or irritable bowel syndrome may benefit from ____________________
Fill in the blank(s) with correct word
Land plants take up phosphates from ____.
A. rainfall B. seawater C. soil water D. the atmosphere E. animal waste
In a large body of standing water, which area exists between the hypolimnion and the epilimnion?
A. Photic B. Limnetic C. Profundal D. Thermocline E. Littoral