What organisms allowed for the build up of oxygen in the atmosphere?

How will you manage your time to accomplish the necessary tasks both on the job and at home?

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?

Aplant may open end close its stomata to prevent excess water loss and maintain