In cross between a pea plant that has a smooth yellow seeds(ssyy) with a second plant of the same genotype what proportion if the seed will grow up yo produce smooth green seeds

3/16 is the answer of your question

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.