Answer:
Gene therapy is a medical field which focuses on the utilization of the therapeutic delivery of nucleic acids into a patient's cells as a drug to treat disease.
The correct answer is Psychoneuroimmunology.
Psychoneuroimmunology is known as the the study of the interplays among the psychological processes and the apprehensive and immune structures of the human body. The main goals of the study are the interactions among the nervous and immune structures and the relationships among mental procedures and fitness.
The invading bullfrogs ARE HARMFUL. This is because, they cause decline in the population of the native species.
Decline in the population of the native species will throw the ecosystem into a condition of imbalance which will eventually affect all the living organisms that are living in that ecosystem.
Answer:
Chromosomes must still be copied.
the cell must double in size.
the nuclear DNA must double.
Explanation: