7. How do the cell walls that are unique to plants enable vertical growth?(1 point)
Responses
They make up root systems that anchor plants.
They make up root systems that anchor plants.
They allow plants to carry out photosynthesis.
They allow plants to carry out photosynthesis.
They compose vascular tissue that moves water and nutrients.
They compose vascular tissue that moves water and nutrients.
They protect plants from animals that eat the stems and leaves.
They protect plants from animals that eat the stems and leaves.