In the 2010s, social mobility in the US was: Group of answer choices

higher than it was in the 1950s.

lower than it is in many other developed countries.

unchanged in the last 50 years.

higher than it is in most European countries.

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad