Which of the Following Statements About Brown Dwarfs Is Not

question 62

Multiple Choice

Which of the following statements about brown dwarfs is not true?

• A)Brown dwarfs are supported against gravity by degeneracy pressure, which does not depend on the object's temperature.
• B)Brown dwarfs form like ordinary stars but are too small to sustain nuclear fusion in their cores.
• C)All brown dwarfs have masses less than about 8% that of our Sun.
• D)Brown dwarfs eventually collapse to become white dwarfs.

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Definitions:

Second Letter

Refers to the second character in a sequence of letters, highlighting its position in written language or codes.

AUG

A codon in mRNA that not only codes for the amino acid methionine but also serves as the start signal for protein synthesis.

UAA

One of the three stop codons in the genetic code, signaling the end of protein synthesis during translation.

5' Cap

A modified form of guanine nucleotide added to the 5' end of eukaryotic mRNA, playing a role in mRNA stabilization and initiation of translation.