Which of the following provides the best evidence that human muscle cells can carry out fermentation? A Ability of humans to run a 100-mile race B Buildup of lactic acid during intense exercise C Increased breathing rate during exercise D Production of additional carbon dioxide while running

i think its c. amphipod

c. establishing proper sleep hygiene

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.