First and most obvious one was is constant use of tobacco. Smoking can damage blood vessels and that can lead to blockages within the vessels. The single most important risk factorthough is his high blood pressure. The fact that he was skipping his meds was also not helpinghis chances. He also presented with high cholesterol which greatly increases the chances of blockages within the vessels.44.
Your teacher likes to copy. Found this at https://examples.yourdictionary.com/examples-of-keystone-species.html
Grizzly bears: As predators, bears keep down the numbers of several species, like moose and elk. They also carry and deposit seeds throughout the ecosystem. Bears that eat salmon will leave their dropping and the partially eaten remains that provide nutrients such as sulfur, nitrogen and carbon to the soil.
Rough ER<span> looks like sheets or disks of bumpy membranes while </span>smooth ER<span> looks more like tubes. </span>Rough ER<span> is called </span>rough<span> because it has ribosomes attached to its surface. The double membranes of </span>smooth<span> and </span>rough ER<span> form sacs called cisternae.</span>
Answer:
invasive species are not good because they compete with the local species for food and shelter and drive the native species population down while making the invasive species population higher.
Explanation:
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