P-proteins from the genus Cucurbita consist of two major proteins: PP1, the phloem filament protein, and PP2, the phloem lectin. Both PP1 and PP2 are thought to be synthesized in_______A___________and transported via the_______B_________to the_______C______, where they associate to form P-protein filaments and P-protein bodies.

TLS Online TPP Program

#Question id: 11332

#10. Ecological Principles

The most plausible hypothesis to explain why species richness is higher in tropical than in temperate regions is that

 A) tropical communities are older.

 B) tropical regions generally have more available water and higher levels of solar radiation.

 C) higher temperatures cause more rapid speciation.

 D) diversity increases as evapotranspiration decreases.

TLS Online TPP Program

#Question id: 821

#1. Molecules and their Interaction Relevant to Biology

Why the thermophilic bacteria’s are not melted at the temp on which the most of the proteins have melts?

TLS Online TPP Program

#Question id: 23743

#Aptitude

(a) This is the bus for route No. 10.

(b) Buses of route No. 10 generally go to Connaught Palace.

Inference: This bus goes to the Connaught Place.

TLS Online TPP Program

#Question id: 11142

#7. System Physiology – Animal

A researcher uses the chemical inhibitor cyanide to reduce ATP production in a neuron. What would be one effect of preventing ATP production?

TLS Online TPP Program

#Question id: 11575

#7. System Physiology – Animal

Fight-or-flight reactions include activation of the ________.