The answer is “the 6 carbon in sugar = the 3 carbon in the pyruvate molecules”
The genotypes of predicted homozygous offspring will either be homozygous dominant (eg BB) with a dominant allele passed on by each parent or homozygous recessive (eg bb) with a recessive allele passed on by each parent.
C. How has the position of the sun and earth changed in the geocentric model and the heliocentric model