Hitchhiking: Change in the frequency of an allele due to linkage with a selected allele at another locus.

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#Id: 2259

#Unit 11. Evolution and Behavior

Directional selection favors individuals at one extreme of a phenotypic distribution that have greater reproductive success in a particular environment.

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#Id: 9839

#Unit 6. System Physiology – Plant

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#Id: 9006

#Unit 6. System Physiology – Plant

The signals flow from the chloroplast to the nucleus is retrograde:

plastidial ferrochelatase I catalyzes the synthesis of heme, which in turn regulates the expression of nuclear encoded, chloroplast‐targeted proteins in greening leaves.

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#Id: 7327

#Unit 11. Evolution and Behavior

Loci with  multiple alleles

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#Unit 2. Cellular Organization

An NPC is made up of many copies of some 30 different proteins called nucleoporins.