How Is It Possible for Single-Stranded RNA to Fold into Complex

question 72

Multiple Choice

How is it possible for single-stranded RNA to fold into complex shapes?

• A) Phosphodiester linkages form between the phosphate and the sugar ribose.
• B) Internal base pairings occur-adenine with uracil, and cytosine with guanine.
• C) Uracil's methyl group binds to adenine, coiling the molecule.
• D) The single strand "twists" around itself.
• E) The RNA binds to proteins, creating a conformation (three-dimensional shape).

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Definitions:

Lamarck

Lamarck, Jean-Baptiste, was a French naturalist known for his early theory of evolution, proposing that organisms could pass on traits acquired in their lifetime to their offspring.

Hardy-Weinberg Equilibrium

A principle that states allele and genotype frequencies in a population will remain constant from generation to generation in the absence of evolutionary influences.

Homozygous Recessive

An individual having two identical recessive alleles for a specific trait, resulting in the expression of that trait.

Hardy-Weinberg Equilibrium

A principle stating that allele and genotype frequencies in a population will remain constant from generation to generation in the absence of other evolutionary influences.