What shape does the molecule in the image have? a) linear b) tetrahedral c) double helix d) single helix

*will mark brainliest to first correct answer* photosynthesis led to increasing levels during the later proterozoic eon? a. oxygen b. water c. carbon dioxide d. none of the above

Use the drop-down menu to complete the statement. an electron in the first energy level of the electron cloud has an electron in the third energy level.a. a lower energy thanb. a higher energy thanc. the same energy as

The pronunciation aid that determines the stress placed upon a syllable is the