对一双链DNA而言,若一条链中(A+G)/(T+C)=0.4,则:(1)互补链中(A+G)/(T+C)= ?(2)在整个DNA分子中(A+G)/(T+C)= ?(3)若一条链中(A+ T)/(G +C)= 0.6,则互补链中(A+ T)/(G +C)= ?
举一反三
- 对一双链DNA而言,若一条链中(A+G)/(T+C)= 0.7,则: (1)互补链中(A+G)/(T+C)= ? (2)在整个DNA分子中(A+G)/(T+C)= ? (3)若一条链中(A+ T)/(G +C)= 0.7,则互补链中(A+ T)/(G +C)= ? (4)在整个DNA分子中(A+ T)/(G +C)= ?
- 某双链DNA的一条链中,(A+G)/(T+C)=0.7(均为摩尔比),则在其互补链中,(A+G)/(T+C)是多少?在整个分子中(A+G)/(T+C)又是多少?
- 一双链DNA分子,若一条链中(A G)/(C T)=0.7,求:__①互补链中(A G)/(C T)=?__②整个DNA分子中(A G)/(C T)=?
- 已知双链DNA中一条链的(A+G)/(T+C) = 0.7,其互补链中(A+G)/(T+C) = 。
- 某双链DNA中已知一条链中A=30%,G=24%,其互补链的碱基组成,下列哪一项是正确的: A: T+C=46% B: A+G=54% C: A+G=46% D: T+C=60% E: T+C=54%