Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
which structure is present in both prokaryotic cells and eukaryotic plant cells
|
cell well
|
|
|
the major factor limiting cell size is the
|
ratio of surface area to volume
|
|
|
which statement about mitochondria is not true
|
mitchondria are green because they contain chlorphyll
|
|
|
which statement about platids is true
|
they contain several types of pigments or polysaccharides
|
|
|
if all the iysosomes with in a cell suddenly ruptured, what would be the most liekly result
|
macromolecules in the cytosol would bein to break down
|
|
|
the golgi apparatus
|
modieifes and packages proteins
|
|
|
which organelle is not surroned by one or more membrane
|
ribosome
|
|
|
the cytokeleton consists of
|
microtubules, intermedate filaments, and microfilaments
|
|
|
microfilaments
|
are composed of actin
|
|
|
which statement about the plant cell wall is not true
|
it completly isolates adjacent cells from one another
|
|
|
which statement about membrane proteins is not true
|
they flip-flop readkly from one side of the membrane to the other
|
|
|
when a hormone molecule binds to speific protein on the plasma membrane, the protein it binds to is called a?
|
receptor protein
|
|
|
which statement about membrane proteins is not true
|
they all extend from one side of the membrane to the other
|
|
|
which statement about membrane carbs is not true
|
they show little diversity
|
|
|
which statement about animal cell junctions is not true
|
gap junctions block communication between adjacent cells
|
|
|
you are studying how the proetin trasferrin enters cells. when you examine cells that have taken up transferrin, you find it inside clathrin. The most likely mechanisism for uptake of transferrin is?
|
receptor mediated endocytosis
|
|
|
which statement aobut ion channels is not true
|
all ions pass through the same type of channel
|
|
|
facilitated diffusion and active transport both
|
require the use proteins as carries
|
|
|
primary and secondary active transport both
|
can move solutes against their concentration gradients
|
|
|
which statement about osmosis is not true
|
red blood cells must be kept in a plasma that is hypotonic to the cells
|
