Iron is a component of what substance?Multiple ChoiceBilirubinBiliverdinGlobinHeme

When the body exceeds the storage capacity of ferritin, iron is stored as which compound?Multiple choice question.hemoglobinhemosiderinlysosomes

The blood has many formed elements. Which of the following formed elements of the blood binds the oxygen and also bears iron?1 pointNeutrophilsHemoglobinMonocytesLeukocytes

Which compound normally contains the majority of the body's total iron?

Alice is answering the following exam question.Alice has written these possible answers. Which one of the following is the correct answer to the above question?Iron is a non-metal. One of the properties of non-metals is that they naturally are colourful. This means that when they react with other substances, the compound produced has a colour that is a mixture of the two.Iron is a transition metal. One of the properties of transition metals is that they can form different ions. In this example, iron forms both Fe2+ and Fe3+ ions. This allows iron to form multiple compounds.Iron is a metal. One of the properties of all metals is that they can form various ions. This allows them to react with substances as chlorine to form multiple compounds.I DON'T KNOWSUBMIT ANSWER

Determine which one of these everyday substances is a pure substance.IronDirty dishwaterMilkConcrete