These Objects Are No Longer Considered a Good Explanation for the Dark

question 87

Multiple Choice

These objects are no longer considered a good explanation for the dark matter in the Galactichalo.

• A)WIMPs
• B)MACHOs
• C)black holes
• D)clouds of cool, neutral hydrogen
• E)brown dwarfs

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Definitions:

Lengthened

Describes something that has been made longer in duration or size.

Telomere

A region of repetitive nucleotide sequences at the end of a chromosome, which protects the end of the chromosome from deterioration.

Guanine-rich DNA

Sections of DNA sequences that are high in guanine content, often playing crucial roles in forming G-quadruplex structures with implications in regulation and stability of the genome.

Noncoding Sequences

DNA sequences that do not code for proteins but may have regulatory roles or be involved in RNA production.