The observations above support which of the following conclusions? F. When Layer 4 formed, the mountain was near a large lake.
G. When Layer 4 formed, whales, sharks, and sand dollars lived in the mountains.
H. When Layer 4 formed, an ocean covered the area where the fossils were found.
I. When Layer 4 formed, whales, sharks, lizards, toads, and rodents were in the
same food web.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides

you know they are heterozygous for a trait because they have it as jj or jj.

the answer is 100% density i've answered this question before and done the quiz myself.