weight=mass*gravitational accelaration
we know the weight and the gravitational acceleration
400N=m*10m/s^2
m=400N/10m/2^2
m=40kg
Carbon dioxide + water ————> Glucose + oxygen
Glucose is stored by plants as starch, which plants use as food, the presence of starch in a leaf is evidence of photosynthesis, because starch formation requires photosynthesis.
Given that the root equi- means "equal" and the Latin word nox means "night", the correct answer as to what the word "equinox" means is C. when the length of day and the length of night are the same.
The other name for carbon dioxide is carbonic acid gas
Cellulose : cell wall phospho : plasma membrane
strength : cell wall
selective membrane : plasma membrane