Answer:
I think its D
Explanation:
because the mitochondria makes energy and the cell wall lets things in and out of it
Answer:
Nuclear magnetic resonance is a method of physical observation in which nuclei in a strong constant magnetic field are perturbed by a weak oscillating magnetic field and respond by producing an electromagnetic signal with a frequency characteristic of the magnetic field at the nucleus.
Explanation:
Carbon can form up to 4 covalent bonds
The association areas are the parts of the brain responsible for piecing together sensory input to form meaningful perceptions of the world.
The cerebral cortex is divided into sensory, motor and association areas. Sensory areas receive sensory input, motor areas control movement of muscles. Association areas are involved with more complex functions such as learning, decision making and complex movements such as writing.