Cats are cats because ummmmm
god
Yes :)
Your mouth, nose, throat, sinuses and lungs are lined with mucus membranes. These membranes contain mucus glands that produce - surprise - mucus. Mucus-producing membranes line specific passages in your body, like the respiratory and digestive tracts, for protection and support.
The answer is A because relating to or denoting exercise that improves or is intended to improve the efficiency of the body's cardiovascular in absorbing and transporting oxygen.
Answer:Getting stronger
Explanation:
With physical activity, you can get stronger and build up your muscles
