Mark received a call on his cell phone from his mother, but the reception was so poor and there was so much noise from the street that he had trouble making out her words. Even without knowing exactly what she was saying, however, he knew she was sad from her tone of voice. What can we infer from this information?
a. Mark is unusually sensitive to people's moods. Most people cannot interpret emotions very well over the phone.
b. Mark is probably mistaken about his mother's mood.
c. It is likely that Mark was holding his cell phone up to his left ear.
d. It is likely that Mark was holding his cell phone up to his right ear.
Question 2
If sentences with different emotional tones are presented to each ear,
a. most participants will do a better job of identifying the emotional tone presented to the right ear.
b. most participants will do a better job of identifying the emotional tone presented to the left ear.
c. most participants will be unable to identify either emotional tone.
d. positive emotional tones will be identified best when presented to the left ear.
Plant Cell Wall Structure
animal cell
An old concept of genetic transmission—a homunculus in a sperm cell.
Schematic drawing of a rod cell
Proposed steps for transformation of a bacterial cell by exogenous DNA
Simultaneous coinfection of a host cell by two noncomplementing rIIA mutants