Conjugation differs from reproduction because conjugation
A) replicates DNA.
B) transfers DNA vertically, to new cells.
C) transfers DNA horizontally, to cells in the same generation.
D) transcribes DNA to RNA.
E) copies RNA to make DNA.
Ans: C) transfers DNA horizontally, to cells in the same generation.
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The Lyon hypothesis attempts to explain the molecular mechanism of _____
A. X-inactivation B. Genomic imprinting C. Maternal inheritance D. Extra nuclear inheritance
Genetic information carried by a(n) _____________________ directs the synthesis of a(n) _____________________
chain during translation. Fill in the blank(s) with the appropriate word(s).
The hadal zone is that part of the benthic environment deeper than 6000 m
____________________ Indicate whether the statement is true or false.
Which of these is the correct formula discussed by Dr. Knoll in the Great Oxygenic Event module (stage 2, click on "Howie")?
A. H2 + O --> H2O B. CO2 + H2O --> CH2O + O2 C. CH4 + 2O2 --> CO2 + H2O