The greatest advantage of using DNA technology to produce medicines has been that B. medicine can be distributed at a reduced cost. The medicine becomes easier to produce due to DNA technology. One may consider insulin as an example of this, which had to be extracted from the blood from animals before it could be produced using DNA technology.
Answer:
Secondary consumers.
Explanation:
In a trophic pyramid, there are conventionally four levels. From the bottom they are: Producers, Primary Consumers: Secondary Consumers, and at the top we have tertiary consumers. Each level generally consumes animals in the level below it. Producers consist of plants.
Answer:
Renewable Energy
Pros: Cleaner than fossil fuel, an abundance out there, can be used without interruption
Cons: Takes alot of energy to produce, may be seasonal and competes with food production
Explanation:
Answer:
The correct answer is - 4 and 7 chromosomes in each cell.
Explanation:
Meiosis is the cell division in which one parent cell produces four daughter cells with a half number of the chromosome than parent cells.
According to the question oak cell performed meiosis which is reduction division so the number of cell will be four and 7 chromosome will be present in each daughter oak cell.
Thus, the correct answer is - 4 and 7 number of chromosome in each.
They are accepted as true until they are proven false. Once a theory has been tested and it is wrong, then it is no longer true.
