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TLS Online TPP Program

#Question id: 19887

Paul Berg’s gene splicing experiment created the first rDNA molecules which was a

#Unit 13. Methods in Biology
  1. a T4 phage fragment incorporated into SV40 vector
  2. a lambda phage fragment incorporated into SV40 vector
  3. a T4 phage fragment incorporated into pSC 101 vector
  4. a lambda phage fragment incorporated into pSC101 vector
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TLS Online TPP Program

#Question id: 544

#Unit 1. Molecules and their Interaction Relevant to Biology

One of the enzymes involved in glycolysis, aldolase, requires Zn2+ for catalysis. Under conditions of zinc deficiency, when the enzyme may lack zinc, it would be referred to as the:
TLS Online TPP Program

#Question id: 138

#Unit 1. Molecules and their Interaction Relevant to Biology

A protein that contains more isoleucine, phenylalanine and leucine than asparagine, lysine and arginine is most likely
TLS Online TPP Program

#Question id: 3019

#Unit 2. Cellular Organization

During which phase of growth are bacteria most susceptible to antibiotics?
TLS Online TPP Program

#Question id: 5044

#Unit 5. Developmental Biology

The cell might not look different from its nearest or most distant neighbors in the embryo and show no visible signs of differentiation, but its developmental fate has become restricted, the process known as-
TLS Online TPP Program

#Question id: 3697

#Unit 3. Fundamental Processes

In the Meselson-Stahl DNA replication experiment, what percent of the DNA was composed of one light strand and one heavy strand after one generation of growth in 14N containing growth media?