Cellular composition, metabolism, excretion, responsiveness, movement, reproduction, growth
Answer:
sensory and integration
Explanation:
those are the two main functions.
I believe the answer is A
Answer:
That hemoglobin is the substance that transports oxygen..
Answer: I would go with B. Here’s why: An index fossil is usually easily recognizable, and underwent a wide geographic distribution. What leads me to believe B is the correct answer, is because it’s something that existed “ all over the world”.
