Saturated zones are pores filled with air and unsaturated zones are pores filled with water.

The La Brea Tar Pits in Los Angeles are the site of millions of fossils from the ice age. Woolly mammoths, giant sloths, dragonflies, and other plants and animals from this era have been found in these pits.

Why do we need so many muscles in our hands wrists and arms?

Humans often think of themselves as unique, but in reality there are only a few distinguishing features. Which of these is unique to humans as compared to other mammals? a. Eccrine glands for thermoregulation b. Red blood cells that lack nuclei c.

Is soil living or nonliving explain why or why not?

cytoskeletal structures on the lining of the respiratory tract are needed to dust and debris away

What is a levee made of

How are DNA and gene expression similar?

Which phrase describes the phenomenon that implies that small atmospheric changes affect the weather weeks or months later? A) the butterfly effect B) short-range forecast C) long-range forecast D) automated weather

What is a function of the efferent division of the nervous system?

a person is fishing in a bay when low tides occurs, stranding the person in the boat. Approximately how long will this person have to sit in the boat until the next high tide occurs and the person can leave the bay