Answer:
3 - DNA acts as instructions for the cell
Explanation:
DNA is the Bluprint of our cells, every protein necessary for our lives is created using those instructions. every cell of every living creature contains DNA in one form or another.
The basis of the process of Natural selection is the random mutation: some organisms develop random mutations which increase their chance for survival and they survive more likely than other organisms and reproduce.
So the correct answer is:
A) Through random mutations in DNA, some pests developed a resistance to the pesticide.
Gel electrophoresis can't be used for uncharged or neutral molecules, because the movement of the charged particles only make this happen
Which of what? What’s the rest
Answer:
B
Explanation:
Matthias Jacob Schleiden was a German botanist who, with Theodor Schwann, cofounded the cell theory. In 1838 Schleiden defined the cell as the basic unit of plant structure, and a year later Schwann defined the cell as the basic unit of animal structure.
