viruses may be transferred on which of the following foods: a. cookies. b. tortilla chips. c. sandwiches. d. all of the above

C. sandwiches.

Explanation:

Viruses are the disease causing pathogens. They invade the host cell of the living organisms so as to reproduce their own progeny viruses. The host organism can be plant, animal, human or any other microorganism.

Among the options given, viruses are likely to present in the sandwiches because the sandwiches are likely to contain the plant products like raw vegetables or fruits. If the vegetables or fruits are obtained from the plant that is infected by the virus than the virus will be transmitted to the vegetables or fruits as well.

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.