Imagine you want to study human crystallins, proteins present in the lens of the eye. to obtain a sufficient amount of the protein, you decide to clone the crystallin gene. would you construct a genomic library or a cdna library? what material would you use as a source of dna or rna?

Which of the following is not a classification of marine organisms? a. benthos c. neritic b. nekton d. plankton select the best answer from the choices provided a b c d i know the answer is not option b

What is the mrna strand that would be copied from this dna strand

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?