0 a layer of long cells between two thin surface layers of a leaf, containing a lot of chloroplasts (= the parts of a cell where energy from the sun is turned into food) --
1 a layer of long cells between two thin surface layers of a leaf, that contains a lot of chloroplasts (= parts of a cell where energy from the sun is turned into food) --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.