Early hominid fossils were examined and scientists concluded these hominids exhibited bipedalism. How could they tell that by looking at their skeletal remains?

The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart