Answer:During pregnancy, red blood cells from the unborn baby can cross into the mother's blood through the placenta. If the mother is Rh-negative, her immune system treats Rh-positive fetal cells as if they were a foreign substance. The mother's body makes antibodies against the fetal blood cells
Explanation:
Letter A. This is true it is caused from bacteria on the skin.
Answer:
Derived traits shared among the species or other groups in a dataset are key to helping us build trees. As shown above, shared derived traits tend to form nested patterns that provide information about when branching events occurred in the evolution of the species.
Explanation:
I hope this helps
Answer:
Make reclamation mandatory after limestone has been removed
Explanation:
<u>Answer</u>: Dense regular (fibrous) connective tissue.
<u>Explanation</u>:
- <em>Connective tissue</em> is a tissue that performs various functions such as binding, connecting and supporting the other organs or tissues or separating one tissue from another.
- <em>Dense regular connective tissue</em> connects various tissues present in the body.
- Since the fibers are tightly <em>packed</em>, this tissue is <em>dense and fibrous</em>, and because the arrangement of the fibers is in <em>parallel</em> fashion, it is of the <em>regular</em> type.
