Practice Questions

TLS Online TPP Program

#Question id: 2046

High responder ‘Biozzi’ mice:

#Unit 4. Cell Communication and Cell Signaling

Phagocytose carbon particles faster than low responders
Were obtained by breeding wild mice through five generations, selectively mating the high responders each time
Produce high titer antibodies to a variety of antigens
Produce high titer antibodies to only a very restricted number of antigens

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TLS Online TPP Program

#Question id: 32147

#Unit 1. Molecules and their Interaction Relevant to Biology

Extremely narrow but very deep minor groove found in

TLS Online TPP Program

#Question id: 32148

#Unit 1. Molecules and their Interaction Relevant to Biology

hexanucleotide m5CGATm5CG, a Py-Pu- Pu-Py-Py-Pu sequence containing two 5-methylcytosines (m5C), crystallizes as

TLS Online TPP Program

#Question id: 32155

#Unit 1. Molecules and their Interaction Relevant to Biology

pKa values for ring nitrogen atoms 1 and 3 in uracil are

TLS Online TPP Program

#Question id: 32132

#Unit 1. Molecules and their Interaction Relevant to Biology

For guanine, the pKa value is

TLS Online TPP Program

#Question id: 32133

#Unit 1. Molecules and their Interaction Relevant to Biology

The structure shown here is

TLS Online TPP Program

#Question id: 32134

#Unit 1. Molecules and their Interaction Relevant to Biology

In mammals, which nucleotide act as local hormone, and as a neuromodulator