Which type of scientist statement is defined as “a possible explanation or answer to a scientific question that is based on prior knowledge or research and is testable”?

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

Who discovered tuberculosis bacteria?