I think the correct answer from the choices listed above is option B. An example of gene therapy is when a defective gene is replaced with a normal gene. Gene therapy is a technique used in order to treat or prevent diseases. Hope this answers the question.
Corona virus is a type of virus.
Answer:
Explanation:
Many teens don't know what it feels like to be other people. So, instead they just write assumptions and create negativitey towards the person their texting. Communication is very important, especially if you need advice from a friend.
