A yellow powder called make a flower?

pollen

That yellow powder is called pollen, and the stick that holds it is called a stamen. Flowers reproduce when bees or other pollinators carry pollen between flowers.

The thingy is called pillen

im not in connections yet but i might can you some questions. what grade are you in?

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.