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Biology - HOT Science Lab

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Student<br />

1. Explain why eyesight is not an important adaptation to life in a cave.<br />

2. What do you think has become the most important adaptation of the cave fish (think<br />

about senses) (Explain your answer)<br />

3. What about the internal structure of the cavefish and minnow suggest common ancestry<br />

Part F: Human Vestigial Structures<br />

Table 3<br />

Structure Possible Function Why vestigial<br />

appendix (digests leaves<br />

in koala bears)<br />

coccyx (tail bones)<br />

muscles that move ears<br />

muscles that make hair<br />

stand up<br />

Part G: Comparative Embryology<br />

Figure 5<br />

Species<br />

Table 4<br />

List similarities of each embryo to others<br />

Fish<br />

Turtle<br />

Salamander<br />

Human<br />

<strong>Biology</strong> HSL Page 64<br />

Curriculum and Instruction

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