To find an angle you use a variable like x or y. Sincw its a straight angle, it would be x +103 = 180. then you would subtract 103 on both sides. then you'll get x= 77 degrees
Answer:
b. Living things
Explanation:
Every living thing contains organic compounds.
no because it want make sense
endomembrane system does not include the membranes of either mitochondria or chloroplasts.