Before the Discovery of DNA, the Hereditary Material Was Thought

question 44

Multiple Choice

Before the discovery of DNA, the hereditary material was thought to be made of proteins and not nucleic acids because

• A) nucleic acids are made up of 20 different bases, whereas proteins are made up of only five amino acids.
• B) protein subunits can combine to form larger proteins.
• C) proteins seemed to be much more chemically diverse.
• D) proteins can be enzymes.
• E) None of the above

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Definitions:

Mini-USB

A port found on mobile devices that is a miniaturized version of the Universal Serial Bus (USB) interface created for connecting smartphones, GPS devices, printers, and digital cameras.

Portable Devices

Handheld electronic devices designed for portability and convenience, such as smartphones, tablets, and portable media players.

2.4GHz Range

Refers to the bandwidth spectrum around the 2.4GHz frequency used predominantly in wireless communications and devices, such as WiFi and Bluetooth.

Bluetooth

A wireless technology for personal area networks (PANs).