Find the incorrect statement:

Options

A. Gene therapy is a genetic engineering technique used to treat diseases at molecular level by replacing defective genes with normal genes
B. Calcitonin is a medically useful recombinant product in the treatment of infertility
C. Bt toxin is a biodegradable insecticide obtained from Bacillus thuringiensis
D. Trichoderma species is a biocontrol agent for fungal diseases of plants

Answer

B

Explanation

Human chorionic gonadotropin, progesterone is useful in the treatment of infertility. Calcitonin is medically useful in the treatment of osteomalacia.