A process in which a suspension of microbes is quickly frozen at temperatures ranging from - 54°C to -72°C, and the water is removed by a high vacuum (sublimation) 

TLS Online TPP Program

#Question id: 2326

#Section 3: Genetics, Cellular and Molecular Biology

The movement of chromosomes during mitosis is due to the:

TLS Online TPP Program

#Question id: 2336

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following exhibit the 9 + 2 structure of microtubules?        

TLS Online TPP Program

#Question id: 2337

#Section 3: Genetics, Cellular and Molecular Biology

Centrioles may have originated as

TLS Online TPP Program

#Question id: 2415

#Section 3: Genetics, Cellular and Molecular Biology

Within an actin filament, each actin subunit is surrounded by how many neighboring actin subunits?

TLS Online TPP Program

#Question id: 2433

#Section 3: Genetics, Cellular and Molecular Biology

All types of myosins

a. bind and hydrolyze ATP.               

b. bind actin filaments.

c. form dimers.                       

d. contain an associated myosin light chain.

e. move toward the (+) end of an actin filament.

TLS Online TPP Program

#Question id: 2437

#Section 3: Genetics, Cellular and Molecular Biology

Membrane extension involves

a. bending actin filaments.                   

b. myosin II.

c. the Arp2/3 nucleation of new filaments.

d. actin depolymerization.     

e. actin polymerization.