Which of these scenarios could be a direct cause of a disease becoming a pandemic?

1 - Patient sneezing on a doctor

2 - Sick family returning from a foreign country

3 - Mosquito in a field next to houses

4 - Sick child attending school

What kind of covering does an angler fish have

What is the difference between Gram-positive and Gram-negative bacteria? Why is this distinction important to doctors?

What happens when a hamster doesnt have a wheel?

Why are clouds considered part of the hydrosphere?

In the pH experiment, predict which organisms grow best in acid and in alkaline media. (Hint: Saccharomyces is a yeast, and Sporosarcina produces ammonia)

What are the distinguishing features of club mosses, whisk ferns, and horsetails? how are these plants different from ferns?

The nursing instructor is presenting a class on the various classifications of twins. The instructor determines the session is successful after the students correctly choose which classification that indicates twins have separate amniotic sacs and

What internal conditions contribute to global climate change?

Where do producers store their energy

Why can't a virus reproduce on its own? will give Brainliest