Agents that can cross the placenta of a pregnant woman and cause birth defects are classified as what

because the light is a great source of energy for the plants to survive. (i hope this )

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

to figure the total magnification of an image that you are viewing through the microscope is really quite simple. to get the total magnification take the power of the objective (4x, 10x, 40x) and multiply by the power of the eyepiece, (usually 10x)