The lower respiratory tract is sometimes referred to as the tracheobronchial tree, this describes the branching structure of airways supplying air to the lungs, this includes the trachea, bronchi and bronchioles.
A eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes. However, unlike prokaryotic cells, eukaryotic cells have a membrane-bound nucleus.
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Almost all of the plant tissue called cellulose is made up of the cell walls. This is a specialized sugar, and is not used for energy. The correct answer is cellulose.
Answer:
Fertilization results in a zygote
