WILL GIVE BRAINLIEST a natural hazard is best defines as .

a.) any hazardous event that requires the declaration of a national state of emergency

b.) any large disaster that requires large amount of money and time for recovery

c.) any natural event that requires international assistance and aid

d.) any natural process that threatens human property and human lives

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

What is the primary function of the nervous system?

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.