Fitness- Average number of offspring produced by a genotype and divide it by the mean number of offspring produced by the most prolific genotype

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#Id: 3628

#Unit 3. Fundamental Processes

The genetic code, in effect, is defined by two elements:

(1) the anticodons on tRNAs

(2) the specificity of the enzymes.

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#Id: 7352

#Unit 11. Evolution and Behavior

Mutation

Mutation has changed the allelic frequency. it increases genetic variation within populations and between population.

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#Id: 4708

#Unit 13. Methods in Biology

Molecular (sub-)structures responsible for interaction with electromagnetic radiation are called chromophores. 

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#Id: 8861

#Unit 2. Cellular Organization

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#Id: 3503

#Unit 2. Cellular Organization

Single-base substitutions at the junctions between introns and exons causes an exon to be left out of the product or an intron to be included, or make splicing occur at a different site.