Which of these statements best supports the theory that frogs have evolved from fish?
a. tadpoles behave like fish.
b. tadpoles and fish live in water.
c. the food habits of the fish are similar to that of the frog.
d. the fins of the fish are similar to the skin structure of the frog.

C, h, o - elements that are common to biomolecules. if the biomolecule in question is a protein these elements also combine with nitrogen. which molecule below is a protein?

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.

The law of states that traits are passed from parents to offspring independently of one another.. true or false