Marco is a specialist who has a bachelor’s degree in Medical Technology. He uses advanced lab equipment to analyze blood and urine samples and examine hormone levels. Which health professional is he most likely to be?
1. an endocrine lab technologist,
2. an endocrine nurse
3. an endocrine lab technician
4. a clinical endocrinologist

Global warming will produce rising sea levels partly due to melting ice caps but also due to the expansion of water as average ocean temperatures rise. to get some idea of the size of this effect, calculate the change in length (in m) of a column of water 1.45 km high for a temperature increase of 1.12°c. assume the column is not free to expand sideways. as a model of the ocean, that is a reasonable approximation, as only parts of the ocean very close to