Is it possible to get different sizes of PCR amplicons from the same primer and DNA template?21просмотр3 года назад
If 40% of a number is equal to two-third of another number, what is the ratio first to second?28просмотров3 года назад
The sum of three numbers is 98. If the ratio of the first to second is 2 :3 and that of the second..33просмотра3 года назад
