What would most likely happen to cells placed in fresh water. would water flow out of them because they are hypertonic to the external environment.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

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.

Why do we perceive objects as retaining their brightness under different lighting levels?