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Which part of the cell is responsible for assembling aminoacids into proteins?

• Golgi aparatus

• ribosome

• endoplasmatic reticulum

• mitochondrion

Choose the right name for a structure that sets out boundaries of every cell:

• nucleus

• lysosome

• cell wall

• cell membrane

Viruses are not considered organisms. This is because...

• they do not contain any DNA

• they contain protein

• their structure is not cellular

Some structures of organisms, like cork, nails or horns, are "not alive". This is because:

• cells that built them had died

• they are not of cellular origin

• they are not vascularized

• they lack nerves

Growth of a cell means:

• an increase in cytoplasm's volume

• an irreversible increase in size

• a build-up of cellular membrane

• to undergo a binary fission.