PLEASE HELP!! Each trait is coded by a different .

Word bank:
Different, Genes, Gene Expression, Specialization, Proteins, Lactose, Translation, Expressed, DNA, Transcription Factors, RNA Polymerase, Recombinant DNA, Genetic Engineering, Biotechnology, Operon, Repressor Protein, Transcription, Plasmid, Genome, DNA Fingerprinting

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

The combining form leuk/o means red true or false

When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen