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The chloroplast has a cell membrane like most cells/organelles. They are long and oval shaped with a similar shape/size to bacteria. Inside the organelle, the grana stack up like disks on top of one anoth...

An atom is made up of electrons, protons and neutrons. Electrons have a negative charge (-1), protons have a postive charge (+1) and neutrons have a neutral charge.

Atoms must have a neut...

White blood cells in the body can attack pathogens, which are micro-organisms which cause disease. 

The white blood cells can ingest the pathogen, produc...

The words 'encantar' - to love, 'faltar' - to be lacking something, 'interesar' - to be interesting to, 'aburrir' - to bore, 'fascinar' - to be fascinating to, 'bastar' - to be sufficient to, 'molestar...

In English we add 'er' at the end of the word to form a comparative (i.e. pretty -> prettier, shallow -> shallower).

In Latin you add 'ior' at the end for the masculine and feminine...