Which of the following is not a way in which carbon gases are introduced into the atmosphere?
a forest fires
b. respiration
C. photosynthesis
d. burning of fossil fuels

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals