If a point mutation occurs in a gene, is it possible for there to be no effect o

Question

If a point mutation occurs in a gene, is it possible for there to be no effect on the phenotype of the organism? Choose one: o A. Yes, occasionally gene mutations result in little or no change to the protein coded by the gene, leading to no change in phenotype. B. No, gene mutations will always change the phenotype of the organism; however, sometimes it is harmful, and o sometimes it is beneficial O C. Yes, gene mutations only change the genotype, not the phenotype of an organism D. No,gene mutations will always change the phenotype of an organism.

Explanation / Answer

1. All point mutaions doesnot change the phenotype always. Because all genes does not code for the phenotypic characters.

A. Is correct

2. Outside id DNA molecule is made of

B. And

D.

It is called backbone of dna and is made up of sugar and phosphate

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