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TLS Online TPP Program

#Question id: 1564

When antibodies bind antigens, the clumping of antigens results from ________.

#XL - S Microbiology

  1. the antibody having at least two binding regions

  2. disulfide bridges between the antigens

  3. bonds between class I and class II MHC molecules

  4. denaturation of the antibodies

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TLS Online TPP Program

#Question id: 20058

#XL - P Chemistry

In buta 1, 3 - diene
TLS Online TPP Program

#Question id: 15261

#XL - S Microbiology

Lactose and neutral red dye are used in MacConkey agar. This type of media is an example of 
TLS Online TPP Program

#Question id: 2678

#XL - T Zoology

Insertional inactivation of the lacZ gene on a plasmid can be used to screen for recombinants on a plate containing:
TLS Online TPP Program

#Question id: 14990

#XL - S Microbiology

Which smaller group of cells that crawl slowly along blood vessels, and that also  migrate into tissues in response to infection can differentiate into specific tissue macrophages ?
TLS Online TPP Program

#Question id: 11760

#XL - S Microbiology

Which of the following produce the dense glassy ooze found in certain areas of the deep-ocean floor?