Can I study pure science having scored 1 A and 6 B's in PMR?

hi..im really confused n dunnoe wat 2 chose...i got 1A 6B in PMR...A's in science sub..izit am i can do pure science.....im scared tat if i take arts stream..i vl hav less choices 4 ma career...many of them telling tat pure science is difficult but some they saying it is easy...ma family they askin me 2 take pure science...i hav interest in pure science n arts streams....plzzz....help me....i nid 2 noe by today...can ar????.....plz...i really nid ur help.....