Protects the growing tip of the plant
they are strongest between latitudes of 30°N and 60°N. but they move every year, "following the sun".
Chromosomes are the homologous chromosomes that cross over
Cohesion: When water molecules stick to one another through cohesion, they fill the column in the xylem and act as a huge single molecule of water (like water in a straw). Capillary action: Capillary action is the movement of a liquid across the surface of a solid caused by adhesion between the two.