First-Time Skydivers Are Almost Always Terrified, but with Repeated Jumps

question 481

Multiple Choice

First-time skydivers are almost always terrified, but with repeated jumps, fear decreases, until finally the skydiver feels a "thrill" instead of terror. According to Solomon, this reduction in fear occurs because when a stimulus is repeated, our response to it

• A)intensifies.
• B)habituates.
• C)recapitulates.
• D)resurfaces.

---

Definitions:

Restriction Enzymes

Enzymes used in molecular biology to cut DNA at specific sequences, allowing for DNA manipulation.

Single-stranded Tails

Single-stranded tails refer to the unpaired regions of nucleic acids that extend from the main double-stranded structure of molecules like DNA or RNA.

Sticky Ends

Overhanging, single-stranded ends of DNA that are produced by the action of certain restriction enzymes, useful in molecular cloning to join DNA fragments together.

Introns

Non-coding sequences of DNA within a gene that are removed via RNA splicing during mRNA processing, leaving only exons to be translated into protein.