A muscle fiber shortens when ______ filaments pull on stationary ______ filaments, producing a shortened fiber and a contracted muscle.

A. myosin; actin
B. actin; acetylcholine
C. acetylcholine; myosin
D. actin; myosin


Answer: A

Psychology

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If your close relatives are happy in their jobs, you probably are too, even though you have a different job. What conclusion do psychologists draw? a. Your job satisfaction influences your temperament or disposition. b. Your temperament or disposition influences your job satisfaction. c. Your job performance influences your job satisfaction

d. Your job satisfaction influences your job performance.

Psychology

Separation anxiety initially appears in infants at about __________ of age and generally

peaks at about __________ a. 3 months; 6 months. b. 6 months; 1 year. c. 6 months; 15 months. d. 1 year; 15 months. e. 15 months; 2 years.

Psychology

What type of question is stated below?Question/Survey Item: How often do you think about your future goals? 12345Not at all   All the time

A. restricted B. open-ended C. partially open-ended D. quantitative

Psychology

Normative social influence appeals to the accuracy motive while informational social influence appeals to the acceptance motive

Indicate whether this statement is true or false.

Psychology