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TLS Online TPP Program

#Question id: 1970

What are antigens?

#Unit 4. Cell Communication and Cell Signaling

  1. proteins found in the blood that cause foreign blood cells to clump

  2. proteins embedded in B cell membranes

  3. proteins that consist of two light and two heavy polypeptide chains

  4. foreign molecules that trigger the generation of antibodies

More Questions
TLS Online TPP Program

#Question id: 23202

#Unit 13. Methods in Biology

The cathode of transmission electron microscope consists of a ____________________
TLS Online TPP Program

#Question id: 20972

#Unit 12. Applied Biology

Which of the following is not a characteristic of the immobilized enzymes?
TLS Online TPP Program

#Question id: 3862

#Unit 3. Fundamental Processes

The largest gene characterized to date is:
TLS Online TPP Program

#Question id: 10675

#Unit 10. Ecological Principles

Which of the following pollinating agents is correctly matched with the type of plant it helps pollinate?
TLS Online TPP Program

#Question id: 27097

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correct regarding the β turns
(1) In Type I β turn i+1 lies in RHH region while i+2 lies near BS region
(2) In Type II β turn i+1 lies in BS while i+2 lies in below LHH
(3) In Type I’ β i+1and i+2 in near LHH which virtually not allowed region for most of amino acid except Gly
(4) In Type II’ β i+2 lies at 00 psi and i+1 in lower right region both i+2 and   i+1  must be Gly