What do scientists know about the future of the universe? Select three options. That dark matter exists what dark matter is made of why the expansion of the universe is accelerating that invisible matter must be influencing the rotation of galaxies that galaxies spin faster than they should based on visible matter.

Choose the molecule that is described by each phrase. energy used during long activities:

Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2

According to the big bang theory, after the "bang," the universe remained dark until about  300,000 yearsone billion yearsthree minutesthree billion years  later, when neutral atoms began to form.