What structure makes the windpipe stay open, but able to bend

In science class, Mark tried to grow a culture of the green bacteria he found in a pond. He put the bacteria on a plate of rich media and placed it in a warm, dark place, but nothing will grow. What category of bacteria did Mark likely find?

The process responsible for moving material downslope under the influence of gravity is called

How does the human brain store and retrieve memories?

Ponds and lakes form when water collect in areas of land?

Which kingdom contains organisms with no nucleus that can survive in extreme environments? A: Fungi B: Archaebacteria C: Protista D: Eubacteria

What is the name of the membrane that holds the coils of the small intestine together in a frog?

Where does fertilization take place? Uterus Ovary Cervix Fallopian tube

What evidence would you use to show that the daily movement of Earth's tides follows a pattern?

Which organs work together to make an organ

Do orange juice contain starch