In phase contrast unobstructed light passes through a region of________ that both transmits only a small percentage of the light and changes its phase slightly.

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#Question id: 27138

#Unit 7. System Physiology – Animal

The enzyme primarily responsible for the conversion of T4 to T3 in the periphery is

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#Question id: 15384

#Unit 8. Inheritance Biology

A trait that appears to be dominant in one sex but recessive in the other is called:

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#Question id: 3296

#Unit 11. Evolution and Behavior

Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of

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#Question id: 6555

#General Aptitude

What is the next number of the sequence 24,30,33,39,51,....

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#Question id: 1398

#Unit 4. Cell Communication and Cell Signaling

Which of the following properties is (are) characteristic of a benign tumor?

a. well differentiated              b. localized to tissue of origin             c. metastatic               

d. promotes angiogenesis        e. surrounded by a fibrous capsule