Following the production of membrane extracts using the non-ionic detergent Triton X-100, you analyze the membrane lysates via mass spectrometry and note a high content of cholesterol and sphingolipids. Furthermore, biochemical analysis of the lysates reveals potential kinase activity. What have you probably isolated?

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#Question id: 19801

#Unit 12. Applied Biology

The inheritance of resistance to Cry proteins in insect populations is usually _______ and is governed by one or few major genes

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#Question id: 4098

#Unit 3. Fundamental Processes

A merodiploid with a mutant repressor gene (Is) is shown below. The mutant repressor therefore binds irreversibly to both operators and will render

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#Question id: 19359

#Unit 13. Methods in Biology

A plasmid vector that contains origin of replication from a phage, in addition to that of the plasmid, is

called ?

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#Question id: 23696

#Unit 13. Methods in Biology

which of the following best describes the complete sequence of steps occurring during every cycle of PCR?

1. The primers hybridize to the target DNA.

2. The mixture is heated to a high temperature to denature the double stranded target DNA.

3. Fresh DNA polymerase is added.

4. DNA polymerase extends the primers to make a copy of the target DNA.

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#Question id: 5526

#Unit 5. Developmental Biology

The allantois