Practice Questions

TLS Online TPP Program

#Question id: 16323

Tastes and smells are distinct kinds of environmental information where ________.

#Unit 7. System Physiology – Animal

neural projections from taste receptors reach different parts of the brain than the neural projections from olfactory receptors
the single area of the cerebral cortex that receives smell and taste signals can distinguish tastes and smells by the pattern of action potentials received
tastant molecules are airborne, whereas odorant molecules are dissolved in fluids
distinguishing tastant molecules requires learning, whereas smell discrimination is an innate process

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TLS Online TPP Program

#Question id: 28281

#Unit 5. Developmental Biology

Fusion is an active process, often mediated by

TLS Online TPP Program

#Question id: 28282

#Unit 5. Developmental Biology

In sea urchins, which of the following protein plays a second role as a fusogenic protein?

TLS Online TPP Program

#Question id: 28283

#Unit 5. Developmental Biology

Following statements are related to fast block to polyspermy, which statement is incorrect?

TLS Online TPP Program

#Question id: 28284

#Unit 5. Developmental Biology

In the Fast block to polyspermy, after the binding of the first sperm, the membrane potential shifts from

TLS Online TPP Program

#Question id: 28285

#Unit 5. Developmental Biology

If the egg cell membrane potential is positive resting potential, then_____

TLS Online TPP Program

#Question id: 28286

#Unit 5. Developmental Biology

Which of the following statement is correct about mechanical block to polyspermy?