Answer:
20 trillion
Explanation: I googled it and life is impoartant?
Shape. I think this is the right answer have a good day!
Answer:
can be mutualistic or antagonistic.
Explanation:
According to the given information, the bacterial species <em>Staphylococcus aureus </em>present in some nasal passages and on the skin do not harm the person. The ecological interaction wherein both organisms are benefited and none is harmed is known as mutualism. Here, <em>Staphylococcus aureus</em> does not cause any disease in human when present on the skin and in the nasal passage, that is both are in mutualism.
However, when present in the bloodstream, the same bacterial species can cause infections such as sepsis and represents antagonist effects on the host.
Hence, the <em>staphylococcus aureus </em>species may be mutualistic or antagonistic to human.
Explanation:
HIV attacks a specific type of immune system cell in the body. It's known as the CD4 helper cell or T cell. When HIV destroys this cell, it becomes harder for the body to fight off other infections. When HIV is left untreated, even a minor infection such as a cold can be much more severe.
D, because they produce the food for the consumers, like grass.
