They put a camera up to the microscope! I’ve done that with my phone camera and it’s so cool!
Answer:
The doldrums are commonly found around the equator. The doldrums are an area characterized by calm monotonous weather.
One simple difference is that stems bear leaves, and roots don't. ... Similarity: Both stems and roots contain vascular tissues (xylem and phloem), the circulatory system of the plant. Difference: In herbaceous stems, the vascular tissues are contained in bundles; these bundles sit relatively near the surface of the stem.