Ran is a small monomeric G protein

That exists in either a GTP-bound or a GDP-bound conformation & provides the energy to drive unidirectional transport of macromolecules through the nuclear pore.

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#Id: 5636

#Unit 7. System Physiology – Animal

Inputs from eye to CNS: 

Input from the rods 

Input from the cones

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#Id: 9401

#Unit 11. Evolution and Behavior

Animal cognition

Some animal, especially many mammal, bird have cognitive ability that  extend to reasoning, problem solving, tool used and symbolic  communication.

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#Id: 6750

#Unit 8. Inheritance Biology

Leucine marker

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#Id: 83

#Unit 5. Developmental Biology

Fate map, 

A diagram that “maps” the larval or adult structures onto the region of the embryo from which they arose.

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#Id: 6821

#Unit 8. Inheritance Biology

Most continuously varying characteristics are both polygenic and influenced by environmental factors, and these characteristics are said to be multifactorial.