What is photosyenthisis

According to the loco mass the mass of reactants and products

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?