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.
<span>German People Love beer and Sausages
German people are rude
All Germans are direct </span>
Although Jaguars are the biggest cats in North and South America, they are not invincible. Biologists have guessed that at least 64 jaguars have been killed in Arizona since the 1900’s. One of the reasons that jaguars are being killed is for everywhere is for their beautiful coat and teeth, which in some cultures is belived to protect the wearer from snakebites that is why
Answer: Combats social exclusion and discrimination. Promotes scientific and technological progress.