Cancer is a type of harmful mutation.
Answer:
theory
Explanation:
A proposed set of statements or principles used to explain a group of facts or natural phenomena is a theory.
Answer:
Due to structure of engine.
Explanation:
Cars and trucks today powered by petroleum products because of their engine which only works when the petroleum products are used. When the petroleum products are burn in the engine, it produces small blasts which moves the piston and as a result the wheels of the car also start movement. Petroleum products are economically cheap due to its higher availability on the earth, easily available to the people, can be easily transported are the factors that make us use of petroleum products.
Answer:
Explanation:
When you are in the northern hemisphere, you are near the north pole. If you are in the Southern Hemisphere, you are closer to the South Pole. As you probably already know, the earth is tilted. When you are closer to the equator, your number of daylight hours increase. The farther you are from the equator, the less daylight you will receive.
Answer:
Instead of oxygen a creature would also need nutrients. Simple everyday things like water and food.
Explanation:
Although it is kind of impossible to live without oxygen. There are organisms on the earth who do not need it and can survive. They metabolize hydrogen or methane or a number of other compounds.
