SSR alleles differ in length.

Left and right primers correspond to unique sequences that flank the SSR locus.

PCR-amplification of two alleles of an SSR locus.

Gel electrophoresis distinguishes the alleles from each other. 

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#Id: 2500

#Unit 13. Methods in Biology

The second advantage of gradient gels is that proteins with very similar M r values may be resolved.

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#Id: 7675

#Unit 1. Molecules and their Interaction Relevant to Biology

Isoleucine and Threonine have two chiral carbons so exists in multiple RS configuration.

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#Unit 5. Developmental Biology

The capacities the sperm gain are those for:

recognizing the cues that will guide them to the egg

undergoing the acrosome reaction

fusing with the egg cell membrane

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#Id: 7861

#Unit 1. Molecules and their Interaction Relevant to Biology

For an equilibrium mixture, the fraction of D-glucose in the a form is

  

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#Id: 1055

#Unit 5. Developmental Biology

AER of the fin bud changes into an apical ectodermal fold that promotes fin ray development.