Active Transport (GCSE Biology)

Which cell structure is most directly responsible for carrying out active transport across the plasma membrane?

What would be the most likely effect of a genetic defect that removes a specific active transport carrier from kidney tubule cells?

Which of the following is a real biological example of active transport?

Why can active transport allow cells to maintain different internal ion concentrations than their surroundings?

In animal cells the sodium–potassium pump moves which ions and in which direction?

If scientists observed that nutrient uptake into a tissue increased when sugar supply to that tissue increased, what is a plausible explanation related to active transport?

Which experimental result would indicate active transport is occurring in a tissue?

Which statement describes how root hair cells use active transport?

Why is active transport important for phloem loading in leaves?

How does active transport contribute to maintaining cell pH and ion balance?

Which experimental treatment would be most likely to reduce active uptake of ions by root cells?