Scissors change the magnitude or direction of a force without any motor.
Answer:
D. Fossil record.
Explanation:
The fossil record evidences the evolutionary history of life on Earth by tracing the life forms that existed from earlier geological times and remained in the sedimentary rock. Different fossils were dated in the sedimentary rocks of all geological periods. The simplest forms of life were discovered in the oldest rocks, while more complex fossil organisms were found in the newest rocks. In consequence, the fossil record can support the evolutionary process as proposed by Charles Darwin, who indicated that the simplest forms of life evolved in more complex organisms.
Option D centrioles helps cells to divide.
<span> Decomposition aids farmers, preserves forest health and even helps make biofuels. Decomposers mine them from the dead so that these recycled materials can. Plants use glucose and other sugars to grow and fuel all of their activities, When plants die, carbon and other nutrients stay in their fibers.</span>