How might femur length affect the fitness of the grasshopper?

Someone me with this: a mineral' is determined by its actomic structure.

What are the three groups of atoms that make up amino acids called

As noted in the illustration, homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?