Explain the processes (steps taken) in the carbon cycle that move carbon from fossil fuel underground to CO2 in
the atmosphere to dissolved in the ocean and back to fossil fuel.

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What does it mean for a cell membrane to be selectively permable

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Monomers are the building blocks of larger molecules, called polymers. for example, proteins are composed of chains of amino acids that are linked together. cellulose is a polymer that makes up plant cell walls. cellulose is made from a chain of c6h10o5 molecules. which monomers are most likely used to produce cellulose? why?