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Other quiz:

Immune system › View

What initiates clotting?

A. clotting factors released by damaged cells

B. cytokines released by t-cells

C. the conversion of prothrombin to thrombin

D. the release of b-cells

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Enzymes › View

The graph shows how enzymes affect reactions in cells.Which statement best summarizes the information shown in the graph?

A. Enzymes increase the energy of the reactants.

B. Enzymes decrease the energy level of the products.

C. Enzyme decrease the activation energy of the reaction.

D. Enzymes reverse the direction of the reaction.

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