Polar bears feed on seals. so, polar bears and seals share a . climate change has caused ice caps to melt in colder regions where polar bears live. this change has caused them to hunt less. this situation will lead to 1.) a. prey predator relationship b. mutual relationship c. parasitic relationship 2.) a. less biomass in the quaternary level b. increased biomass in the quaternary level c. less biomass in the primary level

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.

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