The Next Few Questions Refer to the Following Description

question 22

Multiple Choice

The next few questions refer to the following description.
On the Bahamian island of Andros, mosquitofish populations live in various, now-isolated, freshwater ponds that were once united. Currently, some predator-rich ponds have mosquitofish that can swim in short, fast bursts; other predator-poor ponds have mosquitofish that can swim continuously for a long time. When placed together in the same body of water, the two kinds of female mosquitofish exhibit exclusive breeding preferences.
-The predatory fish rely on visual cues and speed to capture mosquitofish. Mosquitofish rely on speed and visual cues to avoid the predatory fish. Which adaptation(s) might help the predators survive in ponds that are home to faster mosquitofish? 1. directional selection for increased speed
2. stabilizing selection for speed that matches that of the mosquitofish
3. change in hunting behaviour that replaces reliance on visual cues with reliance on tactile cues, which can be used to hunt at night
4. change in hunting behaviour that eliminates speed in favour of better camouflage, which permits an ambush strategy

• A)1 only
• B)2 only
• C)either 1 or 3
• D)either 2 or 3
• E)1, 3, or 4

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Definitions:

Prior Experience

Refers to the knowledge or skills a person has acquired from previous activities, jobs, or educational pursuits.

Intonation

The rise and fall in the pitch of the voice in speech, affecting the meaning of the words conveyed.

Facial Expression

The movement of facial muscles to convey emotions or reactions, often communicating nonverbally with others.

Passive-Voice Sentences

Sentences where the subject is the recipient of the action, emphasizing the action or the object of the action rather than the actor.