From your knowledge about the distribution of electrons in their shells and from the atomic number (in parenthesis),indicate the most likely charge in the ion when this atom forms an ion.(remember the 2-8-18 shell distribution.) oxygen (8)

Which of the following is a cause of a dna mutation? o a. the linking of amino acid subunits into a long chain o b. the transcription of dna into rna o c. an error in the repair of damaged dna d. the diffusion of molecules across the cell membrane submit

Look at the photo of the leaf. which term best describes this leaf?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.