How is the total resistance of a parallel circuit calculated

What major structure can be used to tell apart the embryos of acoelomates pseudocoelomates and coelomates?

What is the 77 element on the periodtic table

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.