What is “period poverty” and “period stigma”? How are females who don’t have access to feminine products affected by this?

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?