The average particle concentration in downtown amherst is approximately 10 µg/m3. what do you think the particle concentration would be during rush hour right next to north pleasant street downtown?

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b

Breastfeeding should last for 12 months.

Pretty much everywhere: walking requires friction, driving around curves, steering a car with the steering wheel, starting fire with a stick, objects moving along a conveyer belt.