Using compaction and cementation explain why sedimentary rocks are not just a loose pile of sand and rocks.​

What molecule does hemoglobin decay into over time

Why is it bad that some cancer cells can make their own growth hormones?

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)