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Clumped distribution results when organisms seek habitats or resources that are unevenly spaced.

According to this phylogenetic tree, which group of organisms has a jaw, but no lung or swim bladder?

Secondary succession would take place on which of the following?

Give an example of one invasive species and describe how this species has caused ecological or economic harm.  While there is no word count requirement, your answer should be long enough to clearly demonstrate your ability to answer this question. 

Which of the following is an example of an exhaustible renewable natural resource?

On the 2nd piece of paper write:  2) How do you submit this quiz? Scan and upload as a single PDF to the next question. 

What is the role of the active site an enzyme for?

Q26 The nurse is reviewing the use of anticholinergic drugs. Anticholinergic drugs block the effects of which nervous system?

What do the two following molecules have in common?

Fill out the rest of the amino acid structure below (you can use words instead chemical structure).