What is the functions or def Passive Transport
Diffusion
Facilitated Diffusion
Osmosis
Active Transport
Hypotonic
Hypertonic
Isotonic
Concentration Gradient
Transport Protein
Receptor Protein
Cholesterol
Selectively Permeable

How can an organ, such as the lungs, work for multiple body systems?

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes

If a checkpoint detects damaged dna, the checkpoint may