Question

specialized cells
muscle cells have more mitochondria than kidney cells. a primary function of the kidneys is to filter waste from the blood.

essay 2 points
4
the pancreas is responsible for the production of many different enzymes (hint: remember what kind of macromolecule enzymes are).
explain what type of organelle you would expect to find in abundance within the pancreas and why.

Explanation:

Enzymes are proteins, so the pancreas (which produces many enzymes) would have abundant ribosomes. Ribosomes are organelles that synthesize proteins. Since enzymes are proteins, cells in the pancreas need many ribosomes to produce the large quantity of enzyme proteins. Also, the rough endoplasmic reticulum (RER) with ribosomes is involved in protein synthesis and processing for secretion; the pancreas secretes enzymes, so RER and Golgi apparatus (for packaging and transporting proteins) would also be abundant, but ribosomes are the site of protein synthesis, so they are key. The pancreas makes enzyme proteins, so ribosomes (and related organelles for protein production/processing) are abundant because enzymes are proteins, and ribosomes make proteins.

Answer:

The pancreas would have an abundance of ribosomes (along with rough endoplasmic reticulum and Golgi apparatus). Enzymes are proteins, and ribosomes are the organelles that synthesize proteins. Since the pancreas produces many enzyme proteins (enzymes are macromolecular proteins), pancreatic cells need a large number of ribosomes to synthesize the required enzyme proteins. Additionally, the rough ER (with ribosomes) and Golgi apparatus are involved in processing and transporting these secretory proteins (enzymes) out of the cell, so they are also abundant, but ribosomes are the primary organelle for protein synthesis, making them crucial for enzyme production in the pancreas.