Deep inside the core of the sun, protons can collide into eachother with enough speed that they stick together to form a helium nucleus and generate a big amount of energy at the same time.
Bias is having emotional input or a preconceived notion of something.
example: you are judging a contest and your best friend is in that contest. you would want your friend to win, therefore you have bias
Anaphase 1. It’s also the only answer where the chromosomes themselves separate.
Scientists so far haven’t managed to figure that out .