Pre- Lab 2
In ________ processes, the cell provides energy in the form of ATP to power the transport process.
Active process
What organelles are responsible for providing the most ATP that the cell needs, often referred to as the "powerhouses" of the cell?
Mitochondria
In ___________, parts of the plasma membrane and cytoplasm extend and engulf a relatively large or solid material.
Phagocytosis
The plasma membrane not only provides a protective boundary for the cell but also determines which substances enter or exit the cell. We call this characteristic: A) diffusion B) membrane potiential C) osomosis D) selective permeability
Selective permeability
Which of the following would require an input of energy?
Vesicular transport
True or False: The end product of mitosis is four genetically identical daughter nuclei.
false
A solution surrounding a cell is hypertonic if:
it contains more nonpenetrating solute particles than the interior of the cell
When a cell is not dividing, the DNA is loosely spread throughout the nucleus in a threadlike form called: A) Chromatin B) Chromosomes C) Cytosol D) Ribosomes
Chromatin
A passive process, __________ is the movement of solute molecules from an area of greater concentration to an area of lesser concentration.
Diffusion
When does DNA replication occur?
Interphase
