Lecture Week 3 Quiz - Cell Structure and Function Flashcards
What is produced in the nucleus and then exported to the cytoplasm to function in protein synthesis?
Ribosomes
What functions to move substances past a stationary cell?
Cilia
What serves as the primary site for cellular respiration?
Mitochondrion
What serves as the site for lipid synthesis?
Smooth ER
What is composed of DNA and proteins and forms chromosomes during cell division?
Chromatin
What is the main component of the plasma membrane?
Phospholipid bilayer
What forms channels through the plasma membrane?
Membrane protein
What has an opening through the nuclear envelope?
Nuclear pore
What functions to propel a cell?
Flagella
What is the cytoskeletal fiber responsible for organelle movement?
Microtubule
What functions in modification, packaging, and distribution of ER products?
Golgi Apparatus
What serves as the site for the synthesis of proteins to be secreted by the cell?
Rough ER
What surrounds the nucleoplasm?
Nuclear Envelope
What is the lipid called that stiffens and strengthens the plasma membrane?
Cholesterol
What serves as the site for the production of ribosomes?
Nucleolus
What is the membrane “bubble” for storage and transport?
Vesicle
What is a storage vesicle full of digestive enzymes called?
Lysosome
What is the region of the cell which contains centrioles and serves as the site where microtubules are anchored?
Centrosome
What is the cytoskeletal fiber that functions in cell movement and contraction?
Microfilament
What is the vesicle full of enzymes that degrade toxic chemicals that may result from fatty acid and metabolism?
Perioxisome
