Question

question 44 which of the following is incorrect? avian influenza viruses can bind to receptors in birds. human influenza viruses can bind to receptors in the human respiratory tract. swine influenza viruses can bind to receptors in pigs. cows can serve as mixing vessels for influenza viruses.

Explanation:

Avian influenza viruses bind to bird receptors, human influenza viruses to human respiratory - tract receptors, and swine influenza viruses to pig receptors. Pigs, not cows, are considered mixing vessels for influenza viruses as they can be infected by both avian and human - like influenza viruses, allowing for genetic reassortment.

Answer:

D. Cows can serve as mixing vessels for influenza viruses.