The stem of a plant is made of several types of tissue that work together. Which type of structure is the stem of a plant?
a: cell
b: tissue
c: organ
d: organ system

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands