Answer:
The skin is the body's largest organ, but not all skin is the same. Skin structure, and the way it behaves, differs slightly according to where it is on our bodies. ... Some areas of the body, for example the hands and face, are more exposed to external forces such as the sun and cleaning products than other parts.
Explanation:
The correct answer is - D) covered by warm shallow seas.
The fact that the crinoids are have an abundance in the fossil records in Pennsylvania in the Mississippian Period, tells us that this area was covered with shallow and warm seas. The reason why we can get that conclusion is that the crinoids live only in that kind of environment, so it simply a logical conclusion.
The geological data is also confirming this, as it is easily noticeable in the layers that during this period of the geologic past, what is now Pennsylvania, was covered with shallow sea waters. Also, this waters were warm too, as the climate was warm and humid and that period, so it was a perfect environment for the crinoids to flourish.
Answer:
Fermentation and cellular respiration are alike in that they both begin with a series of reactions known as glycolysis, which breaks glucose molecules into smaller pyruvate molecules. ... ~ Fermentation and cellular respiration differ in that fermentation does not require oxygen while cellular respiration does.
Explanation:
And I got an image for you ,
