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CAIE IGCSE Biology 13.1.5 Nephron Structure & Function

Practise tracing filtration and selective reabsorption through a nephron using diagrams and fluid-composition data.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • state that the glomerulus filters water, glucose, urea and ions from the blood
  • explain why blood cells and proteins remain in blood while small solutes enter filtrate
  • trace complete glucose reabsorption and variable water and ion reabsorption into blood

13.1.5—Structure and function of a nephron question 1

[Maximum number: 1]

Substances move between blood and tissues at various sites in the circulatory system of mammals.

State the site of filtration of blood in the kidneys.

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