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TLS Online TPP Program

#Question id: 27061

According to the Fischer projection which of the following is correct regarding the given fig.


#Unit 1. Molecules and their Interaction Relevant to Biology
  1. a and b both are L amino acid
  2. a and b both are D amino acid
  3. a is  L  form while b is in  D form 
  4. a is  D  form while b is in  L form 
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TLS Online TPP Program

#Question id: 11490

#Unit 2. Cellular Organization

Valinomycin, which is one of the best characterized ionophores, specifically transports
TLS Online TPP Program

#Question id: 11491

#Unit 2. Cellular Organization

What is the “signature sequence” that is highly conserved in all K+ channels?
TLS Online TPP Program

#Question id: 11492

#Unit 2. Cellular Organization

Which of the following integral membrane protein transport chemotherapeutic drug out of the cell and prevents their accumulation within a tumor and thus blocks their therapeutic effects?
TLS Online TPP Program

#Question id: 11493

#Unit 2. Cellular Organization

Which of the following membrane protein form channel, in the form of gap junctions between cells?
TLS Online TPP Program

#Question id: 11494

#Unit 2. Cellular Organization

How do aquaporins allow the passage of H2O but not H3O+?
TLS Online TPP Program

#Question id: 11519

#Unit 2. Cellular Organization

The mechanism postulated for P-type ATPases takes into account the large conformational changes and the phosphorylation dephosphorylation of the critical: