DNA carries all of the information for your physical characteristics, which are essentially determined by proteins. So, DNA contains the instructions for making a protein. In DNA, each protein is encoded by a gene (a specific sequence of DNA nucleotides that specify how a single protein is to be made).
If red is recessive rr
If red is dominant it could be RR or Rr
Search it on the internet and you’ll get it asap
Ive heard that the large amounts of dust hindered the sun and growth of plants