Antigen receptors on B lymphocytes (antibodies) consist of
A) Two identical light chain and two dissimilar heavy chains.
B) One heavy chain and a pair of dissimilar light chains.
C) One heavy chain and a pair of identical light chains.
D) Two identical light chains and two identical heavy chains.
D) Two identical light chains and two identical heavy chains.
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Which of the main taste types for which we have receptors is important for detecting possible toxic substances?
A. salty B. sweet C. sour D. bitter E. salty and sweet
A neuron’s __________ receive signals, and its
__________ transmits signals. Fill in the blank(s) with the appropriate word(s).
A mixed solution of water and small molecules is exposed to a cell membrane and allowed to interact for an hour. Which molecule would be most likely to cross the phospholipid bilayer without the aid of transport proteins and diffuse across the membrane the fastest?
A. NH3 B. CH3COO- C. NH4+ D. Water E. Na+
The (maximum/optimum/selective) growth temperature is the temperature at which an organism exhibits the highest growth rate
What will be an ideal response?