Answer:
The main function of simple columnar epithelial cells are protection. For example, the epithelium in the stomach and digestive tract provides an impermeable barrier against any bacteria that could be ingested but is permeable to any necessary ions. This function is especially important in the colon.
Explanation:
I really hope this is right if so can you give brailiest
Answer: Protiens hydrates acids
Explanation:
Answer:
Ekosistem merupakan work yang dapat dilihat dengan jelas deg-degan during yummy
Chronic hepatitis is usually caused by contaminated needles due to drug use or sexually transmitted disease. Acute hepatitis is usually caused by the hepatitis A infection due to poor living conditions.
Answer:
The answer for writing 421,700 km in scientific notation is A