Of the Main Nutrients in the Biosphere, the One That

question 22

Multiple Choice

Of the main nutrients in the biosphere, the one that is "fixed" inside nodules in certain plant roots is_____ .

• A) oxygen
• B) nitrogen
• C) carbon
• D) calcium
• E) hydrogen

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Definitions:

Single-nucleotide Polymorphism

A variation in a single nucleotide that occurs at a specific position in the genome, representing the most common type of genetic variation among humans.

Base-pair Substitution

A type of genetic mutation where one nucleotide pair in the DNA sequence is replaced with a different nucleotide pair.

Measurable Percentage

A quantifiable fraction or portion of a whole, expressed as a percentage.

SNP Chip

A device used to detect single nucleotide polymorphisms (SNPs), which are variations at a single position in a DNA sequence among individuals.