Can cross pollination take place in two ways

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Which rate indicates the number of children that would be born per women if she were to live to the end of her child-bearing years

Which technology do environmental scientists use to track the movements or polar bears and other vulnerable populations? a) geographic information system(gis) b)environmental dna(edna) surveillance c) global positioning system(gps) d) unmanned aerial system (uas)