Which of the following is NOT true for a gene?
Correct answer: D. A gene expresses to form chromosomes.
- A. A gene is a sequence of nucleotides in DNA.
- B. A gene is the basic unit of heredity.
- C. A gene codes for a molecule that has a function.
- D. A gene expresses to form chromosomes.
Explanation
All statements except D are correct. Genes do not express themselves to form chromosomes. Genes are small segments of DNA that join to form a whole chromosome.
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About Chromosomes
Chromosomes are DNA-protein structures that carry genes and become visible during cell division. Coverage includes chromatin, centromeres, sister chromatids, homologous chromosomes, chromosome number, and the distinction between diploid and haploid cells, with links to DNA replication, mitosis and meiosis.
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