Q1. Which is NOT the benefit of exercise?
Enhances the mechanical effectiveness of the heart.
Enhance nerve growth factors.
Enhance the normal functioning of the immune system.
Strengthen bones.

What is the difference between an igneous, sedimentary and metamorphic rock

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

What do all celular activities in living organisms use as a source of energy?