Discuss the major differences between the australopiths (see Chapter 8) and Homo erectus. What are the major differences in cranial morphology, brain size, body size, and limb proportions

yes

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blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.

the answer u all are looking for is 4000000000000000000000 million years.