A zoonotic disease is a disease spread between animals and people. Zoonotic diseases can be caused by viruses, bacteria, parasites, and fungi. Some of these diseases are very common. (cant see a video sorry!)
Fertility is the actual output of reproduction, and fecundity is the potential output
Answer:
the answer is D) a structure composed of a number of tissues that work together to perform a specific task.
Explanation:
all organs work together to keep us healthy. that's why they're called "organ systems." a system works together!
The effects of fatigue are not classified as learning because they are not permanent effects.