Myelinated axons have gaps every so often for sodium ions to enter and refresh the action potential. what is one called?

Which kind of plate movement is shown in this figure

The development of the zygote into a multicellular organism organism is the result of

What happens to sister chromatids in meosis 2?

On May 15, the moon appeared to be a Waning Crescent. What will the moon look like three days later? Question 7 options: A: Full Moon B: First Quarter Moon C: New Moon D: Third Quarter Moon

Predict what happens when glucose levels are high in the human body. A) The pancreas secretes glucagon to decrease sugar levels and restore homeostasis. B) The pancreas secretes insulin to decrease sugar levels and restore homeostasis.

What is the difference between the chemical and physical layers of the earth?

Three things that an astronomer can learn about a star by studying its spectrum.

Which of the following might be an individual characteristic in an impression? A new shoe print A broken tread A print made by a blue shoe All of the above

What are three ways in which you can manage forests and trees?

21. Which characteristics of a population would most likely indicate the lowest potential for evolutionary change in that population?