Correct answer is B.
Explanation:
In their nucleus cells contain DNA. The DNA has information about size, shape and function of each cell. When the cell reaches it's full size it stops growing and starts doing whatever it's function is. If more cells are needed then the cell replicates. This explanation excludes answers A and C.
Male and female sexual cells are used to conceive a baby. These cells combine to form a new type of cells. In the first few weeks all types of cells are created. Then the creation of new types of cells stops and existing cells multiply in order to achieve needed number of cells. This explanation excludes answer D.
When we compare an adult person and a baby we can see that, for example, an adult has bigger bones than a baby. This was result of increasing number of existing types of cells without creating any new type.
Answer: None, it would be 24 hours of darkness
Explanation:
This is because December 21st marks the astronomical start of winter for the northern hemisphere with the winter solstice. During this season the days are shorter than the nights, and as we get closer to the North Pole, we will have up to 24 hours of darkness.
That is why on December 21st, the sun is not visible for 24 hours and the next days (the closer it is to the north pole) it will stay that way. Therefore, the inhabitants of this area will have longer periods of darkness.
Answer: Bribery of Public Officials Prohibited - 18 U.S.C. § 201
Explanation:
This statute prohibits a Government employee from receiving or soliciting anything of value in exchange for being influenced in the performance or nonperformance of any official act, including giving testimony, or in exchange for committing fraud.
Answer:
An extremely important byproduct of photosynthesis is oxygen, on which most organisms depend.
Explanation:
Photosynthesis occurs in green plants, seaweeds, algae, and certain bacteria. These organisms are veritable sugar factories, producing millions of new glucose molecules per second.
