Answer:
The answer is probably c. Plz mark brainliest
Explanation:
Answer: 3. a base sequence in DNA molecule is changed
Explanation: i took a castle learning and that was the answer
Sorry I don't know what is the answer
Basement membranes are thin, dense sheets of specialized, self- assembled extracellular matrix that surround most animal tissues. The basement membrane is a fibrous matrix composed primarily of glycoproteins, type IV collagen, and laminin that are secreted by the epithelial cells.