Ch. 6 Quiz Flashcards
What factor accounts for the small size of most cells?
Surface to volume ratio
Which of the following organelles is correctly matched with its function?
A) nucleus; protein synthesis B) ER; heredity C) Golgi bodies; packaging D) mitochondria; digestion E) chloroplasts; storage of lipids
C) Golgi bodies; packaging
Which is one of the two main functions of the nuclear envelope?
Allows separation of DNA from cytoplasm machinery
Which of the following contain enzymes used in the breakdown of glucose and generation of ATP?
Mitochondria
The mitochondrion harnesses the energy of the flow of ____________ from its ___________ compartment to its _____________ compartment to generate ATP
H+; outer; inner
The largest cytoskeletal element is the…
Microtubule
Four of the five items listed below are organelles found in eukaryotic cells. Select the exception.
A) mitochondrion B) Golgi body C) nucleoid D) lysosomes E) vacuole
Nucleoid
One generalization of the cell theory is that
The cell is the smallest unit that displays the properties of life
The ability of light microscopes to clearly enlarge specimens is fundamentally limited by the
Shortest wavelength of visible light
The best microscope to use to view surface features of specimens is the…
Scanning electron microscope
Where in cells are proteins manufactured?
Rough endoplasmic reticulum
Which of the following contain enzymes, are the main organelles of intracellular digestion, and can digest whole cells?
Lysosomes
Photosynthesis is associated with all of the following except…
A) chloroplasts B) plastids C) grana D) thylakoids E) vacuoles
Vacuoles
Plant cells build a cuticle…
At plant surfaces exposed to air
Which cell feature is absent in bacterial cells?
Nucleus
