Answer:
C. A right arcular oylinder
The final outputs of the citric acid cycle are ATP, NAD, and CO2
Answer:
The correct answer is option A) "A steroid cream will likely help, but often the skin problem lasts long after contact with the product that irritates the skin."
Explanation:
Steroid creams are prescribed as palliative treatments because they help to reduce the level of skin's inflammation but they not attack the underlying cause of the inflammation. In this case, the 31 year-old man has being in contact with fiberglass insulation during several years, and he tried to use moisturizing creams with no significant improvements. Therefore, it is very likely that this palliative treatments are not enough to treat his problems which the care provider could summarize by the phrase "a steroid cream will likely help, but often the skin problem lasts long after contact with the product that irritates the skin".
It should be based on the principles of immunology to understand this phenomenon: the immune system produces antibodies against an antigen that it does not possess
The AB group contains the A and B antigens on the red blood cells, so it can not produce anti-A antibodies or anti-B antibodies since it already possesses antigen A and B (otherwise it will develop autoimmunity).
Answer:
Because of the natural selection
Explanation:
Variation in nature is all we can found out there. Through millions of years nature went with the survival of the fittests, like Darwin said.
When we talk about artificial selection, we talk about humans getting involve on that selection, but we deppend on variation in nature. We can't "create" a new species, but we do can choose the genetic traits we want to prosper and which no.