The amount of nitrogen added to the atmosphere through denitrification is the amount of nitrogen taken from the atmosphere through nitrogen fixation.

Equal To
Less Than
Greater Than

a. by using fur or clothes to trap heat energy near the body

you should wear a lead protective shield when having teeth x-rays

hope i

-lavira : )

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.