Select all that apply. which of the following are elements? o2 ca kf b

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.

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

Some substances but not other can cross the (blank) membrane of a cell