Number of chromosomes in gametes when meiosis occurs normally

When does dna replication(make a copy of itself)?

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a.doing door-to-door sellingb.using billboards to advertise the productsc. making online shopping services availabled.giving discounts on products

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is