There are four species of Mockingbird that inhabit the Galapagos Islands. Their beaks are different sizes and shapes but DNA evidence shows they likely all descended from a common ancestor species which reached the islands in a single colonization event. Why would scientists theorize that the mockingbirds had changed over time?
O A. The birds avoided humans as well as predators,
OB. The birds adapted to the different elevations of the island.
OC. The birds prefer a mate with an attractive beak.
O D. The birds adapted to the availability of local food sources,

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

Which statement best compares aerobic and anaerobic respiration

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.