Which of the following is NOT one of the strata in the Gilbert-Kahl Model of the American Class System?
Lower Class
Working Poor
Capitalist Class
Middle Class
Working Class

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

In which state was more than 100 billion tons of coal mined in 2005?