An is an animal that obtains its body heat from the environment ectotherm outertherm perifitherm endotherm

An ectotherm gets its heat from external sources

(Remember "ecto" means outer, "endo" means inner)

answer; ///(statins)/aka as hmg coa

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