Case 11-2 Sharon Is a Photographer Who Works for Various Wildlife Magazines.In

question 78

Multiple Choice

Case 11-2
Sharon is a photographer who works for various wildlife magazines.In order to save money,she buys used digital photography equipment from the Internet.
-Recently,Sharon won a contract to photograph exhibits at the National Zoo.However,the magazine that commissioned these photos is located in a different state.Sharon can use a ____ to authenticate the validity of any contracts she signs electronically.

• A)digital certificate
• B)banner ad
• C)digital wallet
• D)permission-based ad

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Definitions:

Orthologous Genes

Homologous genes found in different species because they were inherited from a common ancestor.

Antibiotic Medium

A growth medium infused with antibiotics used in laboratory settings to select for or against microorganisms sensitive to the specific antibiotics.

Human DNA Fragments

Short sequences or pieces of human deoxyribonucleic acid (DNA) that result from breaking the molecule into smaller components.

Plasmids

Small, circular, double-stranded DNA molecules found in bacteria and some other organisms, capable of independent replication and often used in genetic engineering.