What is an snp? question 1 choices choice a., a single nucleotide polymorphism choice b., a location where individual alleles differ by one base pair choice c., a genetic difference that can occur between different individuals choice d., all of these choices are correct.

Answer  is option D. All of these choices are correct.

Explanation:

SNP or  single nucleotide polymorphism is a location that showcases the difference in individual alleles by one base pair. Mainly, a genetic difference that happens between different individuals.  

It is the most common variation in genetics among people. Further, every SNP represents the difference in single DNA building block known as a nucleotide. Many SNPs do not affect the health of a person. It helps in predicting a response of a  person to drugs.

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