TLS Online TPP Program

#Question id: 2517


Which types of cell motility can occur in the presence of actin alone (without myosin)?

#Unit 2. Cellular Organization
  1. skeletal muscle contraction

  2. cytokinesis

  3. the acrosomal reaction just prior to the fertilization of an egg by a sperm

  4. None (All types of motility using actin also require myosin.)

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TLS Online TPP Program

#Question id: 16957

#Unit 4. Cell Communication and Cell Signaling

the immune system can be summarized as follows. Which is not correct for immune system?

TLS Online TPP Program

#Question id: 16958

#Unit 4. Cell Communication and Cell Signaling

Plasmacytoma or myeloma tumors secrete large amounts of monoclonal antibodies into the serum and tissue fluids of the patients, and these antibodies can be purified in large quantities. Which statement is true for Bence-Jones proteins?

TLS Online TPP Program

#Question id: 16959

#Unit 4. Cell Communication and Cell Signaling

antigenic determinant is defined as a region of an antigen that makes contact with the antigen-combining region on an antibody. Which statement is true for Anti-isotype antibodies?

TLS Online TPP Program

#Question id: 16960

#Unit 4. Cell Communication and Cell Signaling

antigenic determinant is defined as a region of an antigen that makes contact with the antigen-combining region on an antibody. Which statement is true for allotypic determinants?

TLS Online TPP Program

#Question id: 24555

#Unit 4. Cell Communication and Cell Signaling

Naturally occurring passive form of immunity is
a) maternal IgG crosses the placenta
b) maternal IgE crosses the placenta
c) maternal IgA present in breast milk
d) Maternal IgM present in breast milk

TLS Online TPP Program

#Question id: 24556

#Unit 4. Cell Communication and Cell Signaling

When is passive Immunization  given?
a. Exposure of toxin cause immediate response 
b. Exposure to pathogen that can cause death faster rather than faster activation of immunity
c. Exposure of venom cause immediate threat to life 
d. Abundance of immunity