What process is responsible for the growth and repair of human tissue

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

Explain why phospholipid molecules form a bilayer. (3 marks)

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.