Describe the role played by protein pumps during active transport in plants.

What are macronutrients ? Describe the roles played by calcium and magnesium in plants.

How is food transported in plants ?

Describe transpiration pull model of water transport in plants. What are the factors influencing transpiration? How is it useful to plants?

How are water and minerals transported in plants ?

Describe the process of digestion of protein in the stomach.

Describe the role of lymph nodes in providing immunity.

Explain how water and minerals are transported in plants ?

Carrier proteins for active salt uptake

State the role and function of lymph in the human transport and system.