Multiple Choice
Which of the following has the most control over traits and inheritance in an organism?
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12. Meiosis
Genes & Alleles
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What is the genetic makeup of an organism called?
A
Phenotype
B
Allele
C
Genotype
D
Chromosome
Verified step by step guidance1
Understand the context of the question: The problem is asking about the term used to describe the genetic makeup of an organism.
Identify the key terms provided in the options: Phenotype, Allele, Genotype, and Chromosome.
Define each term to understand their meanings:
- Phenotype: The observable characteristics or traits of an organism, such as its morphology, development, biochemical or physiological properties, and behavior.
- Allele: A variant form of a gene. Different alleles can result in different traits.
- Genotype: The genetic constitution of an organism, specifically the alleles present at a given set of loci.
- Chromosome: A long DNA molecule with part or all of the genetic material of an organism.
Focus on the term 'Genotype': It refers to the genetic makeup of an organism, including all of its genes and their variants (alleles).
Conclude that the correct answer to the question 'What is the genetic makeup of an organism called?' is 'Genotype', as it directly refers to the genetic constitution of an organism.
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