Photosynthesis can be modeled by its overall chemical reaction. Classify the substances as reactants or products of the overall chemical reaction, or as neither reactants nor products. water (H2O) , oxygen (O2) , carbon dioxide (CO2), nitrogen (N2) , ammonia (NH3), water (H2O), sugars

Reactants:
Products:
Neither Reactants Nor Products:

reactants: carbon dioxide water

Products:oxygen sugars

Neither reactants nor products: nitrogen ammonia

Explanation:

option a is correct i.e.

explanation:

in context to the membrane of nerve impulse, the outer membrane of neuron is semi permeable that is only sodium ions can pass through the membrane i.e. smaller ions can pass through the membrane while larger ions cannot pass through it.

the correct answer is - ability to find a mate