Answer for Day 2 - 1️⃣ Some enzymes are so slow that they catalyse less than 1 molecule per second. Which is *false*. 😑 FACT - The slowest enzyme discovered is RuBisCO (Calvin cycle) which can catalyse 3-10 molecules per second. FACT - Adult human blood contains trace amount of gold, about 0.2mg in 5 litres of blood.🩸