The circulatory system and respiratory system are protected by your skin, muscles, and ribs.
Answer:
C
Explanation:
The claims of astrology are based on imagination rather than empirical evidence
Ask the question again intelligently, all of your grammar mistakes and typos make it hard to understand.
The endocrine system is made of glands that secrete hormones. These hormones help regulate the organs and cells activity. The hormones among other things control your metabolism.
These circular DNA molecules are called C: Plasmids
