TLS Online TPP Program

#Question id: 1106


Protein kinase is an enzyme that functions in which of the following ways?

#Unit 4. Cell Communication and Cell Signaling
  1. as a second messenger molecule

  2. as a receptor for various signal molecules

  3. activates or inactivates other proteins by adding a phosphate group to them

  4. activates a G protein

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TLS Online TPP Program

#Question id: 4281

#Unit 3. Fundamental Processes

Proteins targeted to non-matrix regions of mitochondria

a. contain a matrix-targeting signal if the destination is the outer membrane.

b. utilize a stop-transfer signal if the destination is the outer membrane.

c. always contain a matrix-targeting signal if the destination is the intermembrane space.

d. may require a chaperone for transport.

e. always move first to the matrix and then to their final destination.

TLS Online TPP Program

#Question id: 4747

#Unit 8. Inheritance Biology

How does incomplete dominance differ from incomplete penetrance?

TLS Online TPP Program

#Question id: 7213

#Unit 5. Developmental Biology

Following statements are regarding to the early development of C.elegans (expression of PIE-1):

A. Segregation of PIE-1 determinant into the P1 blastomere at the 2-cell stage

B. The sperm centrosome activates the presence of the PAR-3/PAR-6 complex in the posterior of the egg

C. PIE-1 is degraded in the resulting anterior AB cell, it is preserved in the posterior P1 cell

D. PIE-1 is degraded in the resulting posterior P1 cell, it is preserved in the anterior AB cell

Which of the following combination is incorrect?

TLS Online TPP Program

#Question id: 4604

#Unit 11. Evolution and Behavior

Structures as different as human arms, bat wings, and dolphin flippers contain many of the same bones, which develop from similar embryonic tissues. These structural similarities are an example of ________.

TLS Online TPP Program

#Question id: 31168

#Unit 7. System Physiology – Animal

When the excitable cells are incapable of producing normal action potentials, phenomena known as: