Question: After products leave the endoplasmic reticulum, they head to the ______ for further processing, modification, and repackaging.

Answer: Golgi apparatus

Question: Place the following organelles of the endomembrane system in the order they are used in the synthesis, packaging, and the export of proteins.

Answer: ribosomes on rough endoplasmic reticulum, transport vesicle, Golgi apparatus, secretory vesicle, plasma membrane

Question: Lysosomes are membrane-bound vesicles that arise from the

Answer: Golgi apparatus.

Question: The lysosome contains ________ enzymes.

Answer: hydrolytic

Question: Which of the following cells would be expected to contain the most active lysosomes?

Answer: phagocytosing white blood cell

Question: Lysosomes function in the destruction and recycling of old organelles.

Answer: True

Question: The enzymes found in the lysosomes degrade lipids exclusively.

Answer: False

Question: The inner membrane of chloroplasts and mitochondria is likely derived from the cell membrane of the host.

Answer: False

Question: Generally speaking, what is an endosymbiont?

Answer: a microorganism that lives within another cell, performing specific functions for its host

Question: Select the facts that support the endosymbiotic theory.

Answer: Mitochondria and chloroplasts have their own DNA.

Mitochondria and chloroplasts are surrounded by two membranes.

Mitochondria are about the same size as most bacteria.