A biologist discovers an alga that is marine, multicellular, and lives at a depth reached only by blue light. This alga probably belongs to which group?

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#Question id: 6961

#XL - T Zoology

Do HOX genes play a role in the development of C. elegans?

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#Question id: 10957

#XL - T Zoology

Which of the following would most likely be used for prophylaxis of transient ischemic heart attack?

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#Question id: 2200

#XL - Q Biochemistry

A neurotransmitter that binds to a postsynaptic cell and opens K+ channels:

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#Question id: 3742

#XL - Q Biochemistry

The general excision repair pathway for DNA repair has the following order:

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#Question id: 20035

#XL - P Chemistry

For the electronic transition from n = 2 to n = 1 which one of the following will produce shortest wave length?