Intrusive igneous rock forms in magma or lava on the earth’s surface as it cools. t or f

gems are most valuable when they are clear, bright, and easily found. t or f

Plz plz plz quick! 49 points for whoever which of the following statements about greenhouse effect is true? *life on earth is suffering because of greenhouse effect *the greenhouse effect is caused by human activity *all greenhouse gases are harmful *life on earth would not exist without the greenhouse effect

How does a lytic infection differ from a lysogenic infection?

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.