subject
Biology, 17.10.2020 09:01 polarbear3787

Which of these statements about particulate matter less than 2.5 microns in diameter is true? A. They're less of a threat than particulate matter that's 10 microns in diameter.
B. They can cause heart and lung disease.
C. They're produced from nitrogen gas (N2).
D. They're the size of a human hair.

ansver
Answers: 3

Other questions on the subject: Biology

image
Biology, 22.06.2019 14:20, gasparesparzajr
What term describes a doctor who becomes a specialist by meeting standards beyond those of getting a license and passing a test in the specialty area?
Answers: 1
image
Biology, 22.06.2019 15:00, alicemareus
Which of the following organisms are capable of self-fertilization? a. plants b. tigers c. humans
Answers: 2
image
Biology, 22.06.2019 15:50, quise2ross
In the diagram below, which organelle is a ribosome, which combines amino acids and produces proteins? о
Answers: 1
image
Biology, 22.06.2019 18:40, fvwk
Animals have a variety of adaptations, including trachea and gills, which allow this key process to occur. which provides the molecules necessary for cellular respiration and efficient atp synthesis?
Answers: 1
You know the right answer?
Which of these statements about particulate matter less than 2.5 microns in diameter is true? A. Th...

Questions in other subjects: