Which of the following is an atom that has gained an electron? select one: a. positive ion b. nonpolar molecule c. polar molecule d. negative ion

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated

How does human environment effect the biosphere