Within prokaryotes and unicellular eukaryotes

TLS Online TPP Program

#Question id: 32379

#Unit 2. Cellular Organization

Soluble myosin II can be cleaved by gentle treatment with the protease chymotrypsin to yield following fragments. Which fragments have the activity?

TLS Online TPP Program

#Question id: 5722

#Unit 8. Inheritance Biology

Meiotic products resulting from a single crossover within a pericentric inversion loop

A. This will generate a dicentric and an acentric chromosome following separation of chromosomes after crossing over

B. the inversion will completely suppress crossing over

C. All parental gametes that carry inversion chromosome are nonviable

D. All gametes from crossover products are non viable due to appearance of duplication of one arm and deletion of another arm

Which of the above statements are correct?

TLS Online TPP Program

#Question id: 31094

#Unit 4. Cell Communication and Cell Signaling

The high concentration of Ca⁺² in the intermembrane space induces the opening of:

TLS Online TPP Program

#Question id: 32262

#Unit 2. Cellular Organization

What is the consequence of introducing charged amino acids into the hydrophobic core of an ER signal sequence?

TLS Online TPP Program

#Question id: 22968

#Unit 7. System Physiology – Animal

Vitamin D and PTH appear to stimulate production of mature osteoclasts through the dual action:

a. Inhibiting OPG production

b. Stimulating RANKL formation

c. Stimulating OPG production

d. Inhibiting RANKL formation