The first true cells were most likely —
a.
aerobic.
c.
eukaryotic.
b.
anaerobic.
d.
archaebacteria.

Put the following steps of the convection process in the correct order. 1. gravity pulls cooler matter downward. 2. the matter expands and decreases in density. 3. an up-and-down flow of matter produces a convection current. 4. matter is heated. 5. warmed matter is forced upward. question 2 options: a) 4, 2, 5, 1, 3 b) 2, 4, 3, 1, 5 c) 3, 2, 5, 4, 1 d) 1, 4, 2, 5, 3

Describe how alleles and genes are related

What element does susan b. anthony include in this passage to strengthen her argument?