Answer:
The Gymnosperms and Angiosperms are groups of plants with seed, which means that they don't necessary acquire water for fertilization. ... The sperm (male gamete) of gymnosperms is enclosed in a pollen grain. Thi structure is protected from desiccation and can reach the female organs without dependence on water.
Explanation:
2 and 4 should be correct
The right answer is The plant cell wall provides a more rigid structure.
Plant cells are differentiated from animal cells by the cell wall (among others, they differ in size, vacuoles and the presence of chloroplasts). This wall, called the pectocellulosic wall (composed of pectin and cellulose), gives a rigid structure to the cell and a polygonal morphology to the cell.