Which is a factor that determines whether a molecule can cross a cell membrane

polarity and size are factors that determine whether a molecule can cross a cell membrane.

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-payshence xoxo

size is the correct answer. it is the factor that determines whether a molecule can pass through the cell membrane

phaneritic textures in which phaner means visible so phaneritic textures are standard of impertinent volcanic rocks. these rocks crystallized gradually under the surface of earth. when the magma cools deliberately then the ores have chance to develop and produce long crystals.

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.