Capacitated mammalian sperm can sense thermal differences as small as 0.014ºC over a millimeter and tend to migrate toward the higher temperature. This ability to sense temperature difference and preferentially swim from cooler to warmer sites is called as _____1___ found only in ______2____ sperm.

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#Question id: 19880

#Unit 13. Methods in Biology

Restriction enzymes are also called as

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#Question id: 11540

#Unit 7. System Physiology – Animal

A cell with membrane-bound proteins that selectively bind a specific hormone is called that hormone's ________.

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#Question id: 754

#Unit 1. Molecules and their Interaction Relevant to Biology

If the twisting of the DNA is in the same direction as that of the double helix, that is the helix is twisted up before closure, this form of super coiling is known as;

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#Question id: 3853

#Unit 3. Fundamental Processes

In E. coli, promoter sequences are located at which of the following position(s) on the template strand?

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#Question id: 5058

#Unit 5. Developmental Biology

 In the formation of vertebrate eye, optic vesicle and head ectoderm are-