esophagus
Every system that has an outside opening produces mucous. This includes the respiratory, urinary, digestive and urogenital systems. Also the lining of the eye produces mucous. This substance keeps the membranes moist and prevents them from drying out.
You call them eukaryotic cells.
Photosynthesis
We call this specialization or differentiation.
multicellular
The lining of the entire digestive tract is called the mucosa. It makes what we call mucous.
gastric mucosa
nine-lined poem
colonnade
A quatrain
You call them eukaryotic cells.
You call plant cells eukaryotic cells which have distinct properties.
Reproductive cells are called GAMETES.
Cells that run horizontally
No. They are part of what we call blood.
Red blood cells
Mitosis
germ cells