Can endoplasmic reticulum be found in skin cells

It synthesizes lipids, phospholipids as in plasma membranes, and steroids. Cells that secrete these products, such as cells of the testes, ovaries, and skin oil glands, have an excess of smooth endoplasmic reticulum. ... The smooth endoplasmic reticulum comprises tube-like structure located near the cell periphery.

Explanation:

it has one origin of replication, but it proceeds in two directions - d)

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !