By looking at the diagram, and my knowledge of Punnett squares, i would say B. 4:16
Stage 1 - <span>The ear collects compression waves.
Stage 2 - </span>The ear amplifies the compression waves.
Stage 3 - <span>The amplified waves stimulate the hair cells of the ear.
Stage 4 - </span><span>The hair cells transmit nerve impulses to the brain
Stage 5 -</span><span>The brain interprets the nerve impulses.
Hope this helps!</span>
Ergonomics<span> is the science of designing work processes and equipment in a workstation to make employees comfortable and increase their productivity. Ergonomics is important because when you're at work and your body is in stressful situations like improper posture, extreme temperature, or repeated movements, your musculoskeletal system is affected which results in lower productivity. </span>
Sitting in<span> the same position for long periods of time and squinting are not good ergonomic practices. Sam using a power screwdriver to avoid repetitive motions is a good ergonomic practice.</span>
The second image went through permineralization
