You have to give him time don’t force it on him let him make his own decisions and maybe he will be with you but you can’t force him into it. :)
Answer:With this system, blood always flows in only one direction inside the heart. There are also valves at the bottom of the large arteries that carry blood away from the heart: the aorta and the pulmonary artery. These valves keep the blood from flowing backward into the heart once it has been pumped out.
Explanation:
It might be brain but I'm not sure
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About 49 days after the last menestral period
Answer:
Food chains make it easier to visualize trophic levels, or how energy moves through the ecosystem. However, in reality, animals can have more than one food source, and the relationships between different organisms are much more complex. This is why webs are considered to be more realistic than simple food chains.
Explanation:
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