What is the vocab word for are first to grow in a new or disturbed area

Which other elements contain the same number of outer electrons as sodium

How does a noncompetitive inhibitor reduce an enzyme’s activity?

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.