Practice Questions

TLS Online TPP Program

#Question id: 4128

Which of the following statements about tRNA molecules is false?

#Unit 3. Fundamental Processes

A, C, G, and U are the only bases present in the molecule.
Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.
Any given tRNA will accept only one specific amino acid.
The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.

More Questions

TLS Online TPP Program

#Question id: 1759

#Unit 4. Cell Communication and Cell Signaling

What is the major long-term source of a foreign antigen in the body?

TLS Online TPP Program

#Question id: 34113

#Unit 2. Cellular Organization

Which of the following is incorrect statement

TLS Online TPP Program

#Question id: 95

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the name of the disaccharide shown below that is formed by joining two monomers of D-glucose

TLS Online TPP Program

#Question id: 33110

#Unit 1. Molecules and their Interaction Relevant to Biology

When substrate fit into enzyme active site

TLS Online TPP Program

#Question id: 34130

#Unit 7. System Physiology – Animal

The secretion of which of the following would be least affected by a decrease in extracellular fluid volume?