What two things must an organism be successful at in order to pass on its genes? choosing and selecting surviving and choosing selecting and reproducing surviving and reproducing

Which group is noted for the independence of gametophyte and sporophyte generations from each other? a) ferns b) mosses, hornworts, and liverworts c) charophytes d) angiosperms e) gymnosperms

What is the compliment dna strand to the following sequence: ttgactaggcta

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun