Which statement explains something that the fossil record indicates? Earth is 4.5 billion years old.
Mammals have always existed on Earth.
Mass extinctions have occurred several times on Earth.
The amount of water on Earth has decreased over time.

Ais a group of individuals of the same that exist together in the same place at the same time

Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.

2. does the given statement describe a step in the transformation of the graph off(x) = x2 that would result in the graph of g(x) = -5x + 2)? a. the parent function is reflected across the x-axis. o yes nob. the parent function is stretched by a factor of 5. yes noonc. the parent function is translated 2 units up.o yes