The DNA migrated to the positive pole of the electrophoresis chamber because the DNA's chemical structure is negative.
As we know, opposite attracts. Negative is attracted to positive, that is why the DNA migrated to the positive pole of the electrophoresis chamber.
a. digestive and excretory systems.
Answer:
Stem cells cut and repair their own DNA to promote formation of new tissues.
Explanation:
Stem cells cut itself and then repair their own DNA as a mechanism of activating genes that promote the development of new tissues. Stem cells are special type of cells that the ability to develop into many different types of cell such as muscle cells, brain cells etc. These cells are also capable to repair damaged tissues in the body.
It is RNA or protein, also given to the expression level of the
gene—a not stable product results in a low expression level. All in all gene
expression is regulated through changes in the number and type of interactions
between molecules
It’s a type of protein that is found within the cell, create chemical reaction to their body to help support life.
