Fossils allow scientists to determine when and for how long a certain species lived. what can scientists deduce from this discovery? a. the food sources that were available b. earth's life has changed over time c. explain how earth remained unchanged d. which fossils are heavier

Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today. ... Paleontologists can determine the age of fossils using methods like radiometric dating and categorize them to determine the evolutionary relationships between organisms.

Explanation

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.