Traits That Are Controlled by Several Sets or Pairs of Alleles

question 4

Multiple Choice

Traits that are controlled by several sets or pairs of alleles, such as skin color and height in humans, are the result of what form of inheritance?

• A) polygenic
• B) incomplete dominance
• C) multiple allele systems
• D) simple Mendelian inheritance
• E) codominance

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Definitions:

Pre-mRNA

The primary transcript formed during gene expression in eukaryotes, which undergoes processing to become mature mRNA.

Introns

Non-coding sequences of DNA within a gene that are removed during RNA processing before translation.

Codon

A codon is a sequence of three nucleotides in mRNA that specifies a particular amino acid or start/stop signal for protein synthesis.

Ribosomal RNA

A molecular component of ribosomes, essential for protein synthesis in all living organisms, playing a catalytic and structural role in ribosomes.