Answer:
B. The spinning motion of Earth.
The pre-teen years occur during the juvenile <span>stage, from 9 to 11 years of age.</span>
There are so many examples for that in different areas, like biology experiment carried out in our lab recently.
Here's one link: https://www.creative-biogene.com/Services/Custom-Viral-Service/Replication-Competent-Virus-Testing.html
The endosymbiosis explains how eukaryotic cells may have evolved from prokaryotic cells.
Soil is composed of disintegrated rock particles, humus, water and air. Litter is composed of humus and leaf litter. Also called nutrient cycle, The Gersmehl diagram was created in 1976 by P. F. Gersmehl whit the purpose of showing the differences innutrient flow and storage betweendifferent ecosystem