Answer: Well, populations never evolved than one human might have gone extinct due to many different viruses and sicknesses but other animals might not be extinct. If populations never grew more then that would be because we could not overpower dome viruses. If we never. If we never evolved animals like a Carrier pigeon would not be dead or extinct today.
It is a theory because there is no evidence that supports the scientists theory
Myofilament would be the smallest
Answer: Solar rays from the sun that take 8 minutes to reach the earth
Explanation:
the answer is ribosomes. ribosomes are packaging proteins that break down ingested fats & other proteins for complete digestion.