If cardiac output is the same at rest between trained and untrained; but trained have lower
resting heart rate; explain why that is?

Abanana can be an excellent source of potassium in our diet. there is a naturally occurring, long-lived, radioactive isotope of potassium, 40-19k, which has a natural abundance of 0.0117% and a half-life 1.27 billion years. estimate the activity of a typical banana due to this potassium isotope assuming that most of the mass is in stable potassium.

What can evoke feelings of terror and panic

What best describes maintaining homeostasis