Answer:
In order to insert new genes directly into cells, scientists use a vehicle called a “vector” which is genetically engineered to deliver the gene. Viruses, for example, have a natural ability to deliver genetic material into cells, and therefore, can be used as vectors.
Explanation:
Answer: Hematology, coagulation
Answer:
The Hepatitis B virus
Explanation:
The Hepatitis B virus is known as a bloodborne virus, because it is transmitted from one person to another via blood or fluids contaminated with blood. The virus attacks the liver/organ. It can cause scarring of the liver, liver cancer, liver failure, and death.