which includes the physical characteristics of an organism?\n○ gene\n○ allele\n○ genotype\n○ phenotype

which includes the physical characteristics of an organism?\n○ gene\n○ allele\n○ genotype\n○ phenotype
Answer
Brief Explanations:
To solve this, we analyze each term:
- Gene: A segment of DNA coding for a trait, not physical characteristics.
- Allele: Variant form of a gene, not physical characteristics.
- Genotype: Genetic makeup of an organism, not physical characteristics.
- Phenotype: Observable physical (and physiological) traits of an organism, matching the question.
Answer:
D. phenotype