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TLS Online TPP Program

#Question id: 3823

Regarding DNA replication and DNA synthesis, which, if any, of the following statements is incorrect?

#Unit 3. Fundamental Processes

  1. The leading strand is replicated continuously.

  2. The lagging strand is replicated discontinuously: the new DNA is synthesized as short pieces of DNA that must be ligated together.

  3. A DNA polymerase always requires a DNA template to synthesize a complementary DNA.

  4. A DNA polymerase requires a short RNA primer when synthesizing new DNA strands using a DNA template.

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TLS Online TPP Program

#Question id: 24223

#Unit 1. Molecules and their Interaction Relevant to Biology

Phosphoglycerate mutase catalyses a reversible shift of the phosphoryl group between C-2 and C-3 of glycerate; which of the following ion is essential for this reaction
TLS Online TPP Program

#Question id: 28878

#Unit 4. Cell Communication and Cell Signaling

Wnt signalling receptor is__ 
TLS Online TPP Program

#Question id: 21244

#Unit 7. System Physiology – Animal

Which of the following parts of the eye has the greatest concentration of rods?
TLS Online TPP Program

#Question id: 3596

#Unit 8. Inheritance Biology

Which of the following correct regarding test cross?

a) A testcross tests reveals the genotype of the individual

b)  Test cross detect linkage between gene

c) Same genotype and phenotype ratio present in test cross progeny

d) Phenotype ratio of test cross used to determine mode of inheritance either complete dominance or incomplete dominance
TLS Online TPP Program

#Question id: 3788

#Unit 3. Fundamental Processes

The spontaneous loss of amino groups from adenine in DNA results in hypoxanthine, an uncommon base, opposite thymine. What combination of proteins could repair such damage?