Answer:
Dolphins can be awake and asleep at the same time because:
1. one side of the brain can sleep while the other side maintains swimming and breathing behaviors.
Explanation:
As incredible as it may sound, dolphins are indeed able to sleep with only half of their brain. The other half remains awake, but less alert then when they are awake. One of their eyes remains open, and their breathing and swimming behaviors are maintained. This is particularly helpful when predators are around or when obstacles are in their way. It also keeps them from drowning.
Answer:
There were three types of British colonies: royal, proprietary, and self-governing. Each type had its own characteristics. Proprietary colonies, such as Pennsylvania, Maryland, and Delaware, were basically land grants from the British government.
Explanation:
Answer:
c. mutation and natural selection
Explanation:
The major forces causing the genetic divergence of the two populations are <u>mutation and natural selection</u>. Natural selection results when organisms adapt to a prevailing environmental condition, those who are unable to adapt, die out. The adaptation for survival is passed on to the next generation. mutation on the other hand is a change in gene structure which results in a new variation in the population. This variation can be passed to the next generation.
The continuous subduction process causes frequent earthquakes, tsunami and stratovolcanoes. The islands are also affected by typhoons.
Answer: In accordance with the neoclassical economics, the monetary value of a commodity or service is considered as the price of the commodity in an open market. This value is generally determined by the forces of demand and supply , i.e the demand for the commodity relative to supply. Several neoclassical economist evaluate the value of a product or service with the price, irrespective of the market being competitive.
