Cosmic background radiation indicates what
a. the universe is contracting
b. the universe is at rest
c. the universe will explode
d. the universe is expanding

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

What best describes the structure of the declaration of independence?

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials