Which Statement Is False Concerning Ribosomes and Their Components

question 74

Multiple Choice

Which statement is false concerning ribosomes and their components?

• A)All ribosomes have two subunits of unequal size.
• B)The genes for eukaryotic rRNA occur as tandem arrays of hundreds of copies.
• C)The 30S and 50S ribosomal subunits of E.coli combine to generate an 80S subunit.
• D)Sequences exist in prokaryotic and eukaryotic rRNA that are so similar,they likely derive from a common ancestor.

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Definitions:

Oxytocin

A hormone and neurotransmitter involved in childbirth and lactation, also associated with feelings of love and bonding.

Testosterone

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Thyroxin

A hormone produced by the thyroid gland that regulates metabolism, growth, and development in the body.

Stressful Situation

A scenario or circumstance that significantly increases levels of stress, anxiety, or tension.