what is the likely phenotype of a single nucleotide deletion at position 43 which changes the sequence from gaccat to gacat is that it will not produce beta-galactosidase.
the mutation of one base unit in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes, leading to a variant form of a gene that may be passed down to future generations.
In terms of genomics, deletion is a sort of mutation that happens when one or more nucleotides are lost from a section of DNA. Any number of nucleotides can be lost during a deletion, ranging from one nucleotide to the loss of an entire section of a chromosome.
Numerous genetic illnesses, such as some cases of male sterility, two-thirds of cases of Duchenne muscular dystrophy, and two-thirds of cases of cystic fibrosis, are caused by deletions.
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