Answer:
The correct option is C and D.
Explanation:
There are certain plants which require certain temperature ranges to grow such as the Joshua trees. As these plants are not able to grow in warm conditions, hence it is better that these trees be grown in the north where the climate is cooler and best suitable for these Joshua trees. Hence, the correct option is C.
Also, if we want the trees to grow, we can limit their growth to only winters.
B.they are excreted and float freely around the body ,hunting infections
Answer:
stomach
Explanation:
The stomach secretes acid and enzymes to break the food down into a liquid or past before it moves into the small intestine. In your small intestine, the breakdown continues as the intestine contracts, mixing the food with more secretions and with enzymes from the pancreas and bile from the liver
Answer:
by observing whether the nichesize changes afterthe introduction of a similar non natives species
Explanation:
an organism that occupies it's specificed niche will these to increase in size due to the proper conditions at its niche
These air masses move around the America they can begin to acquire additional attributes.In winter an arctic air mass(cold and dry) can move over the ocean, picking up some warmth and moisture from the warmer ocean and becoming a maritime polar air mass.<span> If that same polar air mass moves south from Canada into the southern U.S. it will pick up some of the warmth of the ground, but due to lack of moisture it remains very dry. This is called a continental polar air mass.</span>