Answer:
Gene splicing is a post-transcriptional modification in which a single gene can code for multiple proteins. Gene Splicing is done in eukaryotes, prior to mRNA translation, by the differential inclusion or exclusion of regions of pre-mRNA. Gene splicing is an important source of protein diversity.
The "Rr" is heteroyzgous red
The "RR" is homozygous dominant
The "rr" is homozygous recissevie
I believe it gives you the answer. It should be one fifth or 20%. #TeamAlvaxic
D. Cross braces this is the right answer