Match the following items with the correct phrases.
_______1. ____________________ are also known as immunogens.
_______2. Molecules referred to as antigenic determinants are also known as
____________________.
_______3. ____________________ are in a class of proteins called immunoglobulins.
_______4. Small molecules called ____________________ are antigenic only when then are coupled with large carrier molecules such as proteins.
_______5. ____________________ initiate type III hypersensitivity reactions.
a. antibodies
b. antigens
c. epitopes
d. haptens
e. immune complexes
1. b. antigens
2. c. epitopes
3. a. antibodies
4. d. haptens
5. e. immune complexes
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In the absence of oxygen, can cells utilize the electron transport chain?
A. Yes, all cells can make use of the electron transport chain in the absence of oxygen via fermentation. B. No, oxygen is a required cofactor for the complexes in the electron transport chain. C. Yes, in the case that a cell can use a terminal electron acceptor other than oxygen, it can make use of the electron transport chain. D. No, oxygen is the primary electron acceptor in electron transport chains in all cell types.
In a mycorrhizal relationship, fungi supply ____ and plants supply ____
a. water; sugars b. minerals; starch c. minerals; sugars and nitrogen-rich compounds d. sugars; minerals and water e. nitrogen; minerals
A flower is sweet smelling and reflects UV
light. This flower is likely ___ pollinated.
a. bee b. hummingbird c. bat d. fly e. wind
Which two processes are responsible for the shape of the curve at Time B?
1. transduction 2. entry of single-stranded Hfr DNA 3. rolling circle replication of single-stranded Hfr DNA 4. activation of DNA pumps in plasma membrane A) 1 and 2 B) 1 and 4 C) 2 and 3 D) 3 and 4