Which organelle is the powerhouse of the cell and produces energy?
a.)golgi apparatus
b.)nucleus
c.)mitochondria
d.)ribosome

What type of specimens where you able to see under each of the microscopes in the microscope activity

1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme

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