Practice Questions

TLS Online TPP Program

#Question id: 3881

Which one of the following statements about mRNA stability is true?

#SCPH28 | Zoology

Degradation always proceeds in the 5' to 3' direction.
Degradation of mRNA by polynucleotide phosphorylase yields 5'-nucleoside monophosphates.
In general, bacterial mRNAs have longer half-lives than do eukaryotic mRNAs.
Secondary structure in mRNA (hairpins, for example) slows the rate of degradation.

More Questions

TLS Online TPP Program

#Question id: 9189

#SCPH06 I Botany

A plant will recognize a pathogenic invader

TLS Online TPP Program

#Question id: 9189

#SCPH28 | Zoology

A plant will recognize a pathogenic invader

TLS Online TPP Program

#Question id: 9190

#SCPH06 I Botany

What is the probable role of salicylic acid in the defense responses of plants?

TLS Online TPP Program

#Question id: 9190

#SCPH28 | Zoology

What is the probable role of salicylic acid in the defense responses of plants?

TLS Online TPP Program

#Question id: 9191

#SCPH06 I Botany

When an arborist prunes a limb off a valuable tree, he or she usually paints the cut surface. The primary purpose of the paint is to

TLS Online TPP Program

#Question id: 9191

#SCPH28 | Zoology

When an arborist prunes a limb off a valuable tree, he or she usually paints the cut surface. The primary purpose of the paint is to