An enzyme-linked immunosorbent assay (ELISA) is typically used to detect the presence of which of the following type of pathogen molecule:

You want to develop an ion-chelating drug that prevents the mechanisms by which the PrPsc  induces death of the neuron. Inhibition of which of the following ions would be MOST effective:

Most cancers are associated with high expression of oncogenes due to:

The plant toxin Gossypol causes apoptosis by which of the following mechanisms:

The light chain of tetanus toxin inhibits neurotransmitter release by cleaving SNARE proteins on which of the following:

Inhibiting the uptake of PrPsc  into which of the following cell types could be a potential way of preventing the prion from entering the nervous system:

Attachment of Cryptosporidium sporozoites to epithelial cells is mediated in part by proteins secreted from which of the following organelles:

The nephrotoxic effects of Amaranthus are always due to the deposition of calcium oxalate in the kidney:

In order to generate new viral proteins ALL viruses must ultimately produce which of the following forms of nucleic acid:

One of the potential problems of transgenic overexpression is: