The group that has shells of calcium carbonate is:

When considering ALARM symptoms associated with chronic dyspnoea, which of the following would fall into that category. i)   Finger Clubbing ii)   Haemoptysis iii)   Weight Loss

Which of the following conditions is associated with fatigue as a potential presenting symptom.   i)   Diabetes Mellitus ii)  HIV iii) Rheumatoid Arthritis

The most powerful way of inferring evolutionary relationships uses which type of evidence?

In relation to the use of the faecal calprotectin test, which statement is CORRECT?

Which of these is a viral disease?

A company has noted that bad debt losses are unusually high relative to similar firms in the industry.  The company responds by requiring credit checks on new customers. This activity seems to meet an objective in which category?

Benefits that humans obtain from bacteria include all the following, EXCEPT:

Viruses are considered:

Which of these is a component of phytoplankton and supports aquatic food chains via its photosynthesis?