Answer:
c. A single enzyme typically reacts with many different substrates.
Explanation:
Enzymes are proteins that have catalytic activity and they are specific. This means that a single enzyme has only one specific substrate. They act as a "lock and key" complex, so one substrate activates to one enzyme.
Also, enzymes accelerate the rate of a reaction by lowering its activation energy. Finally, they can act in an aqueous environment, so the answer is c.
Answer:
B
Explanation:
Organic matter in the soil is significant in making hummus. Hummus, on the other hand, is hygroscopic and therefore holds water and nutrients in the soil and alleviates leaching. This makes these factors available to plants for growth and promotes vegetation growth.
The lungs expand and with that you breathe in air as the diaphram contracts and relaxs to cause "breathing"
The phenotype is the type of trait that can be physically observed in an individual. Examples include hair colour, eye colour or height.
Answer:
Oxygen is reduced, gaining electrons and hydrogen ions. -second choice
