Surface tension is often described as “skin” on the surface of water. why is it described this way?

What best describes the dropping height of a ball that bounces back up to a height of 45 cm

What is the cause hearing loss in human being

Recombinant dna is the merging of dna from unrelated organisms to create new genetic varieties is assembled in the lab from mononucleotides was part of the green revolution of the 1960s is pollination of one plant by another of the same species is cross-pollination of one plant by a different species