Which of the following is necessary for multicellular life?
a.
cell movement
b.
a nervous system
c.
bulk flow and transport
d.
muscle cells
e.
cell-cell communication

How can you approximate the number of calories required to keep you in energy balance?

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.

Environmental science are unconsidered with methods to preserve natural resourcesa. trueb. false