Answer:
Resources from the ocean are found i many regions, but the majority of all resources are located in which of the following regions? continental shelf.
Explanation:
It is definitely not a primary source: this would be a book itself.
Now, is it a tertiary source? I don't think so: the author of the review should have read the book and should only be referring to this book in the review.
I think it's a secondary source.
Answer:
Explanation: A frameshift mutation completely changes the genetic code from the point of the mutation, so the protein made as a result of the mutation would have the incorrect structure and would not function as it should.
Acetylcholine<span>Distributed throughout central nervous system. Involved in arousal, attention, memory, motivation, and movement. Involved in muscle action through presence at neuromuscular junctions. Degeneration of neurons that produce Ache is linked to Alzheimer's disease. Too much ACh- spasms, tremors, too little- paralysis or torpor.</span>
