Answer:
inhalation and exhalation
Explanation:
The epiglottis. It prevents food from entering the respiratory tract
exact form : c= 38/15
decimal form : c= 2.53333333333
mixed number form: c= 2 8/15
mark brainliest :)
Hi there!
It forms fecal waste. Fecal waste is made of whatever’s left after the large intestine absorbs the needed nutrients and minerals.
Hope this answers your question!
Answer: It decreases the activation energy necessary to initiate the chemical change.
Explanation:
Enzymes are biological catalysts. Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy.
