Which of the following terms means "a group of connected or related objects or materials"?
A. Matter
B. Biology
C. Structure
D. System

How does the study of genetic disorders such as pku biologists understand normal alleles?

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.

Which of these chinese regions is the most densely populated?