1. name the components of the respiratory system in the order incoming air would encounter them during breathing.
a.)trachea, pharynx, larynx, alveoli, bronchi b.)bronchi, larynx, alveoli, trachea, pharynx c.)larynx, trachea, bronchi, pharynx, alveoli d.)pharynx, larynx, trachea, bronchi, alveoli

Which of these is not a function of some membrane proteins ? a.allowing polar molecules to enter the cell b.recognizing other types of cells c.receiving messeges from other cells b.carrying messages to oher cells

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

The cluster of developing cells from conception until birth is called an