What differentiates an organic compound from an inorganic compound?
a. An organic compound lacks isotopes.
b. An organic compound contains carbon.
c. An organic compound lacks valence electrons.
d. An organic compound is basic rather than acidic.
e. An organic compound contains two or more atoms
b
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Coral bleaching is a result of: a. the calcareous skeleton begins to breakdown
b. extended periods of run-off. c. pesticides from coastal developments. d. corals expelling their zooxanthellae.
What is the hallmark of all horizontal gene transfers?
1) Transfer of DNA between organisms of the same generation 2) Transfer of DNA using a virus 3) The use of plasmids 4) Transfer of DNA from parent to offspring
macromolecules
What will be an ideal response?
If you had the ability to save from extinction only the lineages derived from two of the nodes listed below from the figure above, which two would you choose to preserve for the most phylogenetic diversity?
a. nodes e and f b. nodes d and e c. nodes c and d d. Any of the above choices are equivalent.