Exam 39: Motor Mechanisms and Behavior

Figure 39.1 -Which area in Figure 39.1 indicates the M line?

Although many chimpanzees live in environments with oil palm nuts,members of only a few populations use stones to crack open the nuts.The likely explanation is that

Which of the following statements about the evolution of behavior is correct?

Compared to glycolytic skeletal muscle fibers,those classified as oxidative typically have

Ruminant animals such as cows regurgitate their food and chew it (the "cud")seemingly nonstop all day long.What type of muscle fibers would you expect to find in their masticatory muscles?

Pair-bonding in a population of prairie voles can be prevented by

A cage containing male mosquitoes has a small earphone placed on top through which the sound of a female mosquito is played.All the males immediately fly to the earphone and go through all of the steps of copulation.What is the best explanation for this behavior?

Figure 39.3 In the territorial behavior of the stickleback fish,the red belly of one male that elicits attack from another male is functioning as a

Figure 39.2 Consider a small duck that weighs about 1 kilogram (about 2.2 pounds).What form of locomotion by this duck would use the most energy?

The contraction of skeletal muscles is based on

Upon returning to its hive,a European honeybee communicates to other worker bees the presence of a nearby food source it has discovered by

What force(s)must animals overcome in order to move?

While on a field expedition in Ethiopia,you come across a group of baboons.After watching them for several days,you notice that one male baboon frequently mates with many different females.You also don't see any other males in the group.What type of mating system best describes these baboons?

A chemical produced by an animal that serves as a communication to another animal of the same species is called a

Karl von Frisch demonstrated that European honeybees communicate the location of a distant food source by

Sea otters use stones and rocks to break open abalone shells in order to eat the flesh inside.A young sea otter observes other sea otters break open shells and thus learns how to perform this task.What type of learning did the young sea otter use to be able to perform this task?

The "motor unit" in vertebrate skeletal muscle refers to

Male stalk-eyed flies compete with other males in order to attract female attention.What kind of mating behavior is this an example of?

Circannual rhythms in birds are influenced by

Male elephant seals routinely fight (sometimes to the death)in order to mate with large groups of female elephant seals.What kind of mating behavior is this an example of?