The Most Likely Region of the Radio Spectrum for Communication

question 44

Multiple Choice

The most likely region of the radio spectrum for communication with other civilizations is called "the water hole." What part of the spectrum is this?

• A)the part of the spectrum near the radio emission of water
• B)the part of the spectrum between the radio emission of hydrogen and oxygen
• C)the part of the spectrum between the radio emissions of hydrogen and OH
• D)the part of the spectrum near the radio band where water in the Earth's atmosphere strongly absorbs energy

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Definitions:

DNA content

The total amount of deoxyribonucleic acid (DNA) present within a cell, which contains the organism's genetic information.

Plasma Proteins

Proteins that are found in blood plasma, which play roles in coagulation, immune function, transport of substances, and regulation of osmotic pressure.

Albumin

A type of protein found in blood plasma, essential for maintaining osmotic pressure and transporting substances.

Globulins

A group of proteins in the blood plasma that play important roles in immune responses, blood clotting, and transporting substances.