Whats the shape of an organism preserved in rock called A.) a mold
B.) a cast
C.) an imprint
D.) petrifican

Aeukaryotic cell must be from a plant if the cell a) a nucleus b) a nuclear envelope c) cytoplasm d) a cell wall

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

In the african savanna,more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result