One thing that all biogeochemical cycles have in common is

they involve the movement of specific chemicals between living and non-living things.

they involve the changing of carbon into carbon dioxide.

they are pathways for elements that get passed between only non-living things.

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.

Which body region are part of the cephalic region?

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?