What is an erg?

A. a moist area where erosion can occur

B. an area of sand dunes

C. an oasis

D. a valley in a desert setting

Pathogens are physically forced out of the respiratory tract when a person coughs

Why do sharks like the scent of blood?

Consider this animal cell which organelle is labeled H

The time scale is based upon relative times, therefore there aren't any specific times listed with each era. true or false

A group of ants attack a cicada, feed on it, and kill it, even though it is much larger than the ants. Which kind of relationship do the ant and the cicada share? A. The ant is the predator, while the cicada is the prey. B.

What is the difference between a meteor and a meteorite? A meteor has more mass A meteorite reaches Earth and has not burned up A meteorite orbits the sun and a meteor does not A meteorite glows

How does global warming affect the temperate deciduous forest

Why do mutations make such a large contribution to bacterial genetic variation?

What part of a childs brain is resposible for licking and eating reflexes?

Which human body system do you most resemble to ribosomes and why?