name two living things and how do you know they are living
in complex animals the main waste removal organs are the --------, which filter wastes from the blood.
what's the central nervous system?
what does keratin do?
what is the function of the kidneys?
what type of tissue makes up the dermis of teh skin?
what is the difference between dna in eukaryotes and prokaryotes?
what's the difference between an artery and a vein?
what is cut out of DNA before it is used to produce proteins?
what's the anticodon of ACG?
where does RNA polymerase bind to on a DNA strand?
what are the chances of having 4 sons in a row?
what is ammonificiation
What's the scientific name for frozen desert?
what's the diff between aerobic and anaerobic respiration?
