Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 47572
TLS Online TPP Program

#Question id: 4125

Which of the following are features of the wobble hypothesis?

#SCPH28 | Zoology

  1. A naturally occurring tRNA exists in yeast that can read both arginine and lysine codons.

  2. A tRNA can recognize only one codon.

  3. Some tRNAs can recognize codons that specify two different amino acids, if both are nonpolar.

  4. The “wobble” occurs only in the first base of the anticodon.

More Questions
TLS Online TPP Program

#Question id: 562

#SCPH28 | Zoology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?
TLS Online TPP Program

#Question id: 3294

#SCPH28 | Zoology

Which one of these processes describes bottleneck effect?
TLS Online TPP Program

#Question id: 2959

#SCPH01 Biochemistry

During which of the following mitotic phases are chromosomes dispersed the most?
TLS Online TPP Program

#Question id: 299

#SCPH05 I Biotechnology

Which bond acts like a bridge two molecules formed by a covalent bond?
TLS Online TPP Program

#Question id: 10516

#SCPH06 I Botany

Which one are consistent with an important defense-activating role in the regulation of antiherbivore defense mechanisms in plants.