Tertiary means 3rd. So why is it the fourth link? give explanation for brainliest if 2 people answer

What type of plant is good for a bioassay and where can i buy it? i only have a month.

Why are human population trends difficult to predict?

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)