How does elephant get its source os nitrogen to form its DNA or proteins like collagen?

Match the planets to its description, Jupiter, Saturn, Uranus, Neptune?

Most of the atp required to power cellular operations is produced in the

What change occurs in muscles at the anaerobic threshold?

Humans can use many methods to reduce their impact on the environment. Match each method below with an example. A. using renewable resources- B. using resources sustainably- C. recycling resources- 1.

What is the purpose of hydrologic cycle

Why does photosynthesis require water? a. because water provides oxygen atoms. b. because water provides electrons. c. because water accepts electrons. d. because water acts as a catalyst.

An education guess or rational explanation about a specific phenomenon

What are the technical name for red blood cells white blood cells and platelets?

What are the resources of the ocean

Which organism actively hunts other