TLS Online TPP Program

#Question id: 1969


A bacterium has elements on its surface that are resistant to lysozyme. If an individual is infected with this bacterium, what is a probable consequence?

#Unit 4. Cell Communication and Cell Signaling
  1. destruction of the bacterium by NK cells

  2. successful reproduction of the bacterium and continued disease

  3. removal of the bacterium by dendritic cells

  4. the individualʹs humoral immunity will immediately take over

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TLS Online TPP Program

#Question id: 7022

#Unit 5. Developmental Biology

Two teratogens known to cause cyclopia in vertebrates are jervine and cyclopamine. Both targets hedgehog pathway. Both teratogens inhibits:

TLS Online TPP Program

#Question id: 34182

#Unit 3. Fundamental Processes

A. The E. coli DNA polymerase III catalytic core contains three subunits, including a catalytic subunit and a proofreading subunit.
B. The DNA Pol III holoenzyme has at least two catalytic cores, a processivity clamp, and a dimerization clamp-loader complex.
C. A clamp loader places the processivity subunits on DNA, where they form a circular clamp around the nucleic acid.
D. Two catalytic core is associated with each template strand.

Which of the following combination is correct

TLS Online TPP Program

#Question id: 29002

#Unit 7. System Physiology – Animal

glycogenolysis stimulation takes place  when____
I- Glucagon receptors located on the hepatic cells by inhibiting glycogen synthesis 
II- Glucagon receptor found primarily on liver cells by increasing intracellular cAMP
III- Glucagon receptors located on the liver cells by inhibiting glycogen synthesis 
IV- Glucagon receptor found primarily on hepatic cells by increasing intracellular cAMP

TLS Online TPP Program

#Question id: 11981

#Unit 10. Ecological Principles

A female cat in heat urinates more often and in many places. Male cats congregate near the urine deposits and fight with each other.  Which of  the  following  would  be  an  ultimate  cause  of  the  male  cats? response  to  the  female?  s urinating behaviour?

TLS Online TPP Program

#Question id: 24453

#Unit 7. System Physiology – Animal

A visual exam in an 80-year-old man shows he has a reduced ability to see objects in the upper and lower quadrants of the left visual fields of both eyes but some vision remains in the central regions of the visual field. The diagnosis is