Practice Questions

TLS Online TPP Program

#Question id: 4188

In eukaryotes what is the function of eIF-4 (cap binding protein)?

#Unit 3. Fundamental Processes

It assists in the dissociation of the ribosomal complex following termination of translation.
It cleaves the first amino acid on a newly translated protein.
It binds to the 5ʹ end of mRNA and assists in the formation of the pre-initiation complex.
It acts as a general acid-base catalyst during the formation of the peptide bond.

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TLS Online TPP Program

#Question id: 11318

#Unit 10. Ecological Principles

Humans previously infected by schistosome organisms carried by wild game suffer less ill effects from the schistosome organism causing schistosomiasis. This process is known as __________.

TLS Online TPP Program

#Question id: 12416

#Unit 10. Ecological Principles

A type I survivorship curve describes a population that has relatively

TLS Online TPP Program

#Question id: 26849

#Unit 10. Ecological Principles

Which of the following requires the maximum energy?

TLS Online TPP Program

#Question id: 18663

#Unit 13. Methods in Biology

When a protein exists in mono-, di- and tri-phosphorylated forms. The difference of a couple of phosphate groups has no significant effect on the overall relative molecular mass of the protein, hence a single band on SDS gels, but the small charge difference introduced on each molecule can be detected by