Answer:
The physical properties of matter can be measured precisely using tools, such as a triple beam balance, a graduated cylinder or beaker, a metric ruler, timing devices, or a thermometer.
<span>A. rough ER
B. cytoplasm
C. Golgi body
D. Nucleolus
E. Nucleus
F. mitochondria
G. smooth ER
H. ribosome
I. cell membrane</span>
The answer is B because mitochondria supports the respiration that it need to produce.
