What conditions force organisms to compete for struggle in existence

Which units ate used to measure both velocity and speed? check all that apply

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?

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity