The Most Likely Region of the Radio Spectrum for Communication

question 61

Multiple Choice

The most likely region of the radio spectrum for communication with other civilizations is the water hole, the part of the spectrum

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

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Definitions:

Neural Tube

Structure in the early stage of brain development from which the brain and spinal cord develop.

Prenatal Development

The process of growth and development within the womb, where a single-cell zygote (the result of fertilization) becomes an embryo, then a fetus, and undergoes various developmental stages before birth.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, representing the earliest stage of embryonic development.

Primitive Brain

Refers to the brain structures involved in basic survival functions, often equated with the brainstem and limbic system.