Another name for unicellular organisms that dominated Earth up to the Precambrian time is prokaryotes. The correct answer is D.
La hepatitis B es un virus, una infección de su hígado. Puede causar cicatrización del órgano, insuficiencia hepática y cáncer.
The chemical equations for the processes are opposite of each other
A embryo is the unborn child from when they were conceived to 10 weeks and fetus is the unborn child from 11 weeks till birth
The best answer - dermal tissue.
Dermal tissue in plants forms the first line of defense against physical damage and infection from the outside world.
Dermal tissue covers the outside of the plant, except in woody shrubs and trees, which have bark. The most common cell type in dermal tissue is epidermal cell. Generally, a thin waxy layer called a cuticle covers the epidermal cells and protects them.
Other cells in the dermal tissue are guard cells that surround the stomata, which are openings in the leaves. Gases enter and leave the dermal tissue through the stomata.
