Describe the universe using terms planets, solar systems, and galaxies.

Solutions to environmental problems in europe must

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

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?