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TLS Online TPP Program

#Question id: 2114

A research team is working on the design of a new drug for the treatment of lung cancer. To be most effective, this drug must specifically enter the cytoplasm of lung cells while not entering the cells of other tissues. Which of the following characteristics would likely enhance the specificity of this drug?

#SCPH06 I Botany

  1. the relative hydrophobicity of the drug molecule

  2. phospholipid composition of lung cell plasma membranes

  3. specificity of the drug molecule for binding to the extracellular matrix of lung cells

  4. similarity of the drug molecule to other molecules normally transported lung cells

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TLS Online TPP Program

#Question id: 267

#SCPH12 I Genetics

Which of the following is mismatched?
TLS Online TPP Program

#Question id: 268

#SCPH12 I Genetics

Stem-loop is a type of secondary structure not usually found in
TLS Online TPP Program

#Question id: 269

#SCPH12 I Genetics

Which type of RNA is the most abundant in living cells (by percent)?
TLS Online TPP Program

#Question id: 270

#SCPH12 I Genetics

 Which is not a difference between RNA and DNA?
TLS Online TPP Program

#Question id: 271

#SCPH12 I Genetics

Which type of RNA carries activated amino acids to the ribosome for assembly into proteins?
TLS Online TPP Program

#Question id: 272

#SCPH12 I Genetics

 Which is not a biological function of RNA?