What are the four possible
protein bases, or nucleotides?

Why might have people followed the rivers to find their way into asia

Agrid shows the positions of a subway stop and your house. the subway stop is located at (7, -7) and your house is located at (-3, 3). what is the distance, to the nearest unit, between your house and the subway stop? answersa-24b-19c-11d-14

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.