The rate of aerobic respiration depends on many environmental factors. Some of these factors have a much bigger impact on respiration than others do. Of the following environmental conditions, select all that would have the LEAST impact on the rate of aerobic respiration.

The negative impacts of nonnative species generally outweigh the positive impacts

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes