Right-handed helical conformation has 3.6 residues per turn with height of 5.4A

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#Id: 4917

#Unit 13. Methods in Biology

Variance and Standard Deviation Formula.

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#Id: 2755

#Unit 13. Methods in Biology

Linker and/or adapter molecules can be joined to the cut ends. Linkers are short, chemically synthesized, double-stranded oligonucleotides, which contain within them one or more restriction endonuclease sites, e.g., linker 5'CCGAATTCGG (only one strand of the linker is shown here) contains one EcoRI site. 

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#Id: 5458

#Unit 7. System Physiology – Animal

The number of Na + channels along the axons of unmyelinated neurons, is about 110.

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#Id: 3735

#Unit 10. Ecological Principles

Regional diversity - Ecologists have often partitioned the overall species diversity of a region into different components

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#Id: 1033

#Unit 5. Developmental Biology

Secondary neurulation forms the posterior portion of the neural tube