TLS Online TPP Program

#Question id: 29539


Which of the following is an example of indole glucosinolate encoded by cytochrome P450 enzymes

#Unit 6. System Physiology – Plant
  1. 4M13G
  2. nahG 
  3. Lr34
  4. TIBA
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TLS Online TPP Program

#Question id: 20283

#Unit 7. System Physiology – Animal

The following statements regarding to the pancreas and its function.
a. The pancreas is composed of two major types of tissues, (1) the acini, which secrete digestive juices into the duodenum, and (2) the islets of Langerhans, which secrete insulin and glucagon directly into the blood.
b. The islets contain three major types of cells, alpha, beta, and delta cells
c. The beta cells, constituting about 25 percent of all the cells of the islets, lie mainly in the middle of each islet and secrete insulin and amylin.
d. The alpha cells, about 60 percent of the total, secrete glucagon and the delta cells, about 10 percent of the total, secrete somatostatin.

TLS Online TPP Program

#Question id: 34165

#Unit 7. System Physiology – Animal

Following statements are regarding thyroid hormone biosynthesis?
I. The basolateral membranes of thyrocytes facing the capillaries contain a antiporter that transports two Na+ ions and one I ion into the cell with each cycle, against the electrochemical gradient for I.
II. Na+/I symporter (NIS) is capable of producing intracellular I concentrations that are 20–40 times as great as the concentration in plasma.
III. TSH induces both NIS expression and the retention of NIS in the basolateral membrane, where it can mediate sustained iodide uptake.

TLS Online TPP Program

#Question id: 5137

#Unit 5. Developmental Biology

Match the correct animal and their mechanism of germplasm specification.

Animal

Specification of germ cells

a. Drosophila

i. germplasm is characterized by polar granules and PIE-1 protein, and segregates into P4 during cleavage 

b. Xenopus                                                

ii. germplasm localized in vegetal region of egg

c. mammals

iii. germplasm specified by oskar at posterior end of egg

d. c. elegans

iv. Have no germplasm

TLS Online TPP Program

#Question id: 1545

#Unit 4. Cell Communication and Cell Signaling

B cells negatively regulated by,

TLS Online TPP Program

#Question id: 4285

#Unit 3. Fundamental Processes

VSV G protein has been a very useful tracker protein for both living cell and in vitro assays because