Afalse statement concerning matter is: matter cannot be subdivided. matter is composed of many small particles called atoms. matter is mostly empty space. all matter contains mass.

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion