A. Lungs are strenghtened through cardiovascular exercise.
Ask about the test and everything you got wrong and how you could improve on those incorrect answers and for test in the future
Explanation:
answer is B).PBS, is autonomic..like breathing, heart beat, and digesting food...things u dont have 2 think about b4 hand
Answer:
To be heloful Vinegar is an acid as it has a sour taste and it's ability to react with sour taste hence it's chemical properties includes
Ability to react with carbonate to form CO2
Ability to change litmus paper red
Ability to form H+ as only positive ion when dissolved in water
Viruses are the exception too the cell theory, but they have some characteristics of living things. What is one of these characteristics?
Genetic material.
