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At what point do we see the earliest evidence for animal life?

When do the first forests appear, (large non-woody forests)? Hint: Also characterized by the highest Oxygen levels ever.

Which of the following items are associated with conjugation?

When do the first flowering plants appear?

Which of the following methods is NOT a method used by bacteria to recombine their DNA to increase genetic diversity?

What period saw the development of Diapsids, Synapsids and Anapsids?

Place the following steps of a viral infection in order (assume no lysogenic phase).

What is the purpose of including an outgroup in a phylogenic tree analysis (phylogenic analysis)?

During which period do we see the beginnings of Plant life on land (please exclude Prototaxites as they aren’t plants)?

Which of the following explains the absence of legs in snakes being similar in form to the absence of legs in a lamprey?