A student measured oxygen and carbon dioxide levels in an aquatic ecosystem during a 24 hour period. The data represented in the graph below. Identify two biological processes that are responsible for the production of varying amounts of carbon dioxide and oxygen within the aquatic ecosystem

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease

Vessels draining the myocardium of the heart, open primarily ,into which chamber?