Answer:
the answer would be B , it's is increasing due to improved technology and medicine
Answer:
increases the chance that some organisms will survive a major change in the environment
Explanation:
Answer:
A. He has a large buildup of lactate in his muscles.
Explanation:
Ideally, our body cells, via the process of aerobic cellular respiration, need oxygen to break down glucose. However, during rigorous activities or exercises, oxygen can become unavailable for use. In this case, the body cells switch to use another way of cellular respiration, which is FERMENTATION.
This fermentation causes a build up of lactic acid/lactate (its byproduct) in the cells of the muscles being used, which physically causes a burning and aching sensation just as the case of this hiker. The climbing of the steep path is causing causing the fast usage of oxygen in his cells.
La sangre sale del corazón a través de la válvula pulmonar hacia la arteria pulmonar y hacia los pulmones. La sangre sale del corazón a través de la válvula aórtica, hacia la aorta y hacia el cuerpo. Este patrón se repite, lo que hace que la sangre fluya continuamente al corazón, los pulmones y el cuerp.o espero que esto te
Ayuda
THAT IS THE FINAL STAGE IN WHICH IT HAS BECOME HARDENED
