The Event Horizon

question 40

Multiple Choice

The event horizon

• A)is believed to be a singularity.
• B)is a crystalline layer.
• C)has a radius equal to the Schwarzschild radius.
• D)marks the inner boundary of a planetary nebula.
• E)is located at the point where synchrotron radiation is created around a pulsar.

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Definitions:

Chromosomes

Thread-like structures located within the nucleus of animal and plant cells, made of protein and a single molecule of DNA, which carry genetic information.

Chromosomes

Structures within cells that contain DNA and genetic information, determining hereditary traits.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, which will divide and grow into an embryo.

Fertilization

The process by which male and female gametes merge to initiate the development of a new individual organism.