During which geologic period did plants and animals fi rst appear in land environments?

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

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