Codecademy export

main.js

// Returns a random DNA base
const returnRandBase = () => {
  const dnaBases = ['A', 'T', 'C', 'G']
 return dnaBases[Math.floor(Math.random() * 4)]
}

// Returns a random single stand of DNA containing 15 bases
const mockUpStrand = () => {
  const newStrand = []
  for (let i = 0; i < 15; i++) {
    newStrand.push(returnRandBase())
  }
  return newStrand
}
const pAequorFactor = (num, basesArray) => {
return {
  SpecimenNum:num,
  dna:basesArray,
  mutate () {
let currentBase = returnRandBase();
let generatedBase;
let newStrand = [];
if (currentBase === "A") {
  generatedBase = bases.slice(1).Math.floor(Math.random(3))
} else if(currentBase === "T") {
generatedBase = ['A', 'C', 'G'].Math.floor(Math.random(3))
} else {
  generatedBase = ['A', 'T', 'C'].Math.floor(Math.random(3));
}
for(let i = 0;i < 15; i++) {
  this.dna = newStrand.push(generatedBase);
  
}
return this.dna;

}
}
}
console.log(pAequorFactor.mutate());