From the figure above, what can we determine about the location of the food source?
A) The waggle dance in the top figure indicates that the food is directly under the hive.
B) The waggle dance in the bottom figure indicates that the food is to the west of the hive.
C) The waggle dance in the top figure indicates that the food is close to the hive.
D) The waggle dance in the bottom figure indicates that the food is 90 degrees to the right of the Sun.
E) The vigor of the waggle dance indicates the location of the food relative to the Sun.
Answer: D
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An acoelomate is an animal that:
A. has a coelom B. has a pseudocoelom C. has both a coelom and a pseudocoelom D. has neither a coelom nor a pseudocoelom E. has a coelom during early development but later loses it
Imagine you conduct a parabiosis experiment with two strains of mice, one of which lacks a functional leptin gene (ob strain) while the other lacks a functional receptor for this hormone (db strain). Which of the following outcomes would you observe?
A. no weight change in the ob mouse B. no weight change in the db mouse C. increased body weight in the ob mouse D. decreased body weight in the ob mouse E. decreased body weight in the db mouse
Which of the following is/are microorganism/s that can be used as food?
A. Methylophilus methylotrophus B. Algae C. Fusarium graminearum D. Spirulina E. All of the choices are correct.
The anticipated pleasure of a behaviour is called its:
(a) positive-incentive value (b) incentive salience (c) gratification value (d) behavioural salience