The fusion of a and a produces a zygote with 46(2n) chromosome number. During meiosis, the chromosome number: 
a) is doubled 
b) is reduced 
c) remains the same 
d) becomes diploid Name the 2 human gametes & tell their chromosome number. Are they haploid or diploid? Cells starting mitosis & meiosis begin with a (haploid or diploid) set of chromosomes.