The answer is D, embraces challenges.
These one-cell organisms are responsible for illnesses such as strep throat<span>, urinary tract infections and </span>tuberculosis<span>. Viruses. Even smaller than bacteria, viruses cause a multitude of diseases — ranging from the common cold to </span>AIDS<span>. Fungi. </span>
The answer is our muscles will get soar
The lever is a movable bar that pivots on a fulcrum attached to a fixed point. ... It shows that if the distance a from the fulcrum to where the input force is applied (point A) is greater than the distance b from fulcrum to where the output force is applied (point B), then the lever amplifies the input force.
pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt, or transfer of power between the shaft and cable or belt.