What is the chemical symbol for the element mercury? a) Hg b) Mg c) Me

What connects bones to other bones? Select one: a) cartilage b) tendons c) ligaments

What kind of animal is the platypus (Ornithorhynchus anatinus)? a) Mammal b) Reptile c) Amphibian

What set of terms correctly represents an increasing order of complexity and size in living things? a) atom, molecule, organelle, organism, cell b) molecule, cell, tissue, organ, organism c) organelle, tissue, cell, organ, individual

The hardest substance available on earth is a) Diamond b) Platinum c) Rocks

What is the scientific term for peeling skin? a) Desquamation b) Dermatitis c) Exfoliation

Which of these isn't an essential aminoacid? a) Lysine b) Thryptophan c) Riboflavin

What does nephrology study? a) The kidneys b) The liver c) The blood

How many pairs of ribs does an adult human have? a) 10 b) 12 c) 8

Which of the following will increase in concentration in muscle cells during strenuous muscular activity? a) lactic acid b) carbon monoxide c) glucose

True or False? It is the father’s gene that decides whether the baby is a boy or a girl.

What does a light-year measure? a) Brightness b) Time c) Distance