Answer:
Human has 4 chambers, and most reptiles have 3 chambers in their heart
Explanation:
your question in Romanian translated roughly What is the difference between a human and reptile circulatory system?
C.
the skeletal muscles are attached to the bones which are partly controlled by the central nervous system.
When describing a community, biologist would discuss every population that lives in that area.
Separate kingdoms but fossil evidence shows they have evolved from a common ancestor
