sex male female first grow

So this is my first time growing and my plants are about 2 weeks into flower, i thought the were females but when i checked on them today i noticed they had grown these. They look like pollen sacs but a few of them have white hairs coming from them as well so now I'm a bit confused. Is this a...

Hopefully the community can take a look and offer opinions. Much appreciated. Male or female? Krishna Kush and White Widow, soil, 7 weeks. -BbD