For every one nadh molecule oxidized at complex i, how many total hydrogen ions are pumped across all of the complexes from the mitochondrial matrix to the inner membrane space? a: 1b: 10c: 12

The population of bacteria in a petri dish doubles every 40 seconds. the population of the bacteria is initially 400 organisms. what unit is most appropriate for the time at which the number of bacteria is 300? hour bacteria per hour second bacteria per second

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

What did hunter gathers do to alter the environment?