The ph of water is because it contains an equal amount of h+ and oh- ions.

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

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