biòleg

In a sentence

• El biòleg estudia les plantes al laboratori.

  The biologist studies the plants in the laboratory.

  Here, 'biòleg' is a subject noun referring to a professional scientist.

• La meva amiga vol ser biòleg en el futur.

  My friend wants to be a biologist in the future.

  In this case, 'biòleg' is used as a career aspiration noun.

• Hem convidat una biòloga per a la xerrada d’avui.

  We have invited a female biologist for today's lecture.

  Here, 'biòloga' is the feminine form of 'biòleg', denoting a female professional in biology.