Autotrophs differ from heterotrophs in that only autotrophs
(1) require carbon dioxide for cellular respiration
(2) release oxygen as a product of cellular respiration
(3) synthesize nutrients using carbon dioxide and water
(4) break down sugars to assemble other molecules

just here for the other one bc they put up with u

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

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