Why do organisms resemble one another?

organism resmble one another because of DNA buid up in them

Explanation:

Cells are known to generate copies of DNA during reproduction by involving several chemical processes. while, the copies of DNA generated will be similar as the process is same but may not be always identical due to variations.

answer; i believe the correct answer is (data); /// good luck

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.