The answer to this question is the sacrum. The sacrum is a triangular bone that forms the base of the spinal column. This bone has a vital role in the skeletal system and also supports the weight of the upper body of a person and this bone and many nerves are inside the sacrum.
Answer;
-Proteins play a role in transport, enable movement, provide structure and support, and help make chemical reactions happen.
-Nucleic acids carry genetic information, determine the structure of proteins, and help build proteins.
Explanation;
-Biological macromolecules are the large molecules necessary for life, include carbohydrates, lipids, nucleic acids, and proteins.
-Each of these types of macromolecules performs a wide array of important functions within the cell; a cell cannot perform its role within the body without many different types of these crucial molecules.
Answer:
Is there a choice for the following?
Explanation:
I would say that B) single events or several causes working together to produce extinction in a short period is referred to as mass extinction, but I am not 100% sure.
Both it.) And I.) Can be answers. You could argue either one is right.
