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TLS Online TPP Program

#Question id: 3812

The mechanism of DNA replication is studied in an E. coli replication fork. Which is a characteristic of this replication fork?

#Unit 3. Fundamental Processes

  1. Strand I is replicated continuously while strand II is replicated discontinuously.

  2. Strand III is a lagging strand template while strand IV is a leading strand template

  3. The double-helix containing strands I and III must be denatured in order for replication to continue.

  4. The double-helix containing strands II and IV will form base-pairs using phosphodiester bonds.

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TLS Online TPP Program

#Question id: 142

#Unit 1. Molecules and their Interaction Relevant to Biology

Histidine has pKa values of 1.8, 6.0 (R-group) and 9.3 . At pH 8.0, the net charge on histidine is
TLS Online TPP Program

#Question id: 29091

#Unit 10. Ecological Principles

Increased solar energy, together with an abundance of water, results in high productivity of plants is an characteristics of____
TLS Online TPP Program

#Question id: 10475

#Unit 1. Molecules and their Interaction Relevant to Biology

During the formation of a blood plasma protein The aromatic ring of vitamin K undergoes:
TLS Online TPP Program

#Question id: 4351

#Unit 3. Fundamental Processes

A Cycle of Peptide-Bond Formation Consumes
TLS Online TPP Program

#Question id: 11369

#Unit 9. Diversity of Life Forms

If new genetic variation in the experimental populations arose solely by spontaneous mutations, then the most effective process for subsequently increasing the

prevalence of the beneficial mutations in the population over the course of generations is