What’s the difference between a sex cell and a body cell

sex cells undergo the process of meiosis (reproduction), while body cells don't

amber has allowed scientists to study dna that has been preserved over millions of years.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave