<u>Answer</u>: d. All of the above are true.
If an organism lives currently in a specific environment, it does not mean that it cannot spread further on due to changes. A good example are invasive species that under human influence have spread in many areas of the globe where they have had a negative impact on native ecosystems.
Our planet is a complex system with many interconnected parts. Thus, what happens in one region can affect many other regions as both air and water move globally. The same is true for locally released carbon dioxide that will result in a local increase in air temperature. However, this can change the global air currents or 
itself can move and accumulate in other regions.
Answer:
axial skeleton
Explanation:
The axial skeleton supports the head, neck, back, and chest and thus forms the vertical axis of the body. It consists of the skull, vertebral column (including the sacrum and coccyx), and the thoracic cage, formed by the ribs and sternum. The appendicular skeleton is made up of all bones of the upper and lower limbs.
Answer:
I believe number 10 would be B and number 11 would be D.
Explanation:
Energy travels from the sun to the producer which is like a plant of some sort. Then, the energy from the plant goes to the primary consumer which is the first set of consumers, in this example, it will be the minnow. Other consumers include secondary consumers, in this case the frog, quaternary consumers, like a snake that would eat the frog, and tertiary consumers, like an eagle that would eat the snake. Energy is passed to each organism from the organism before it in the food chain.
I think its B transmit genetic information through reproduction
Self interest is the key principle that provides for the economic theory of supply and demand. Without self interest free market would struggle to regulate itself
