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SingaporeCombined ScienceQuick questions
Biology: Cells and Human Physiology
Quick questions on Transport and the circulatory system: N(A)-Level Combined Science Biology
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are the three blood vessels?Show answer
There are three main types of blood vessel, each suited to its job:
What is adaptations of the red blood cell?Show answer
Red blood cells are well adapted to carry oxygen: they contain haemoglobin that binds oxygen, they have a biconcave (dimpled disc) shape that gives a large surface area, and they have no nucleus, leaving more room for haemoglobin.
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