What happens in the first stage of photosynthesis?

answer:

during the first stage of photosynthesis, called the light-dependent reaction, sunlight excites the electrons in the chlorophyll pigment. the organism uses this energy to create the energy carrier molecules atp and nadph, which are crucial for carbon fixing during the second stage.

coal is not sustainable because it will one day run out.

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.