Students were asked to identify the function of each part of the flower labeled

Animal bodies (and even plant bodies for that matter) are complex enough that life couldn't exist without enzymes. enzymes are usually large, complex biological catalysts that are expensive to make. enzymes speed up the rate of chemical reactions without being used up during the reaction (they can be reused many times). they are highly specific in the reactions they regulate. knowing what enzymes are and how they function, why does this explain why complex life forms could not exist if there were no enzymes.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite