Which of the following best illustrates evidence from comparative anatomy that supports biological evolution?

A:Different Species that have body structures with multiple functions
B: Different Species that have similar bone patterns
C: Similar species that have body structures with different functions
D:Similar species that have different bone patterns

layer 3 is younger than layer 6.

answer; heredity;

the cell is the smallest structural and functional unit of living organisms, which can exist on its own. therefore, it is sometimes called the building block of life. some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.