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:
By measuring the quantity of unstable atoms left in a fossil and comparing it to the quantity of stable daughter atoms in the fossil , scientists can estimate the amount of time that has passed since that fossil formed.
hope this helps !
Hello! Fossil fuels are NOT renewable resources. A is out. Burning fossil fuels does produce emissions. B is our. Oil and natural gas does not exist in unlimited quantities, so C is out. However, they are the easiest fuels to make in large amounts, which is why a lot of them are use, despite limited quantities. The answer is D.
Answer:
east Asia
Explanation:
the tallest bar on the top is the highest %