How many neutrons does element x have if its atomic number is 41 and its mass number is 162?

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Which example would the nurse consider to be a part of systems thinking theory?