Natural selection occurs to give help the best survival chance to the organisms.
Change in the external Environment may resulted in the changing in the population of beetles.
so if you look up things that can cause an asthma attack it will also show that viruses and bacteria are a cause. with asthma you lungs could already be inflamed as well as your air way wich makes it harder to breath. when you have c-19 it will inflame your lungs even more so it makes it even harder to breath given an asthma attack. more asthma attack now are probably caused by c-19 because it is all over the place and the percent of asthma attack by virus has dramatically increased.
Answer: Las células son las unidades de construcción más básicas de la vida. Todos los seres vivos están compuestos por células.
Explanation:
Answer:
The answer is:
A. An organism whose cells each contain a membrane-bound nucleus.
Hope that helps. :)
