Abnormal sperm production or function due to undescended testicles, genetic defects, health problems such as diabetes or infections such as chlamydia, gonorrhea, mumps or HIV. Enlarged veins in the testes can<span> also affect the quality of sperm</span>
When an infant is born with gene mutations in his cells, the nurse explains to the parents that accidental errors may be a result of loss of one or more base pairs, substitution of one base pair for another or rearrangement of the base pairs.
These gene (or inherited) mutations are in virtually each cell of the person's body throughout their life. Hereditary mutations embrace CF, hemophilia, and sickle cell disease.
Only one parent must pass the gene mutation onto their infant for his or her infant to inherit the mutation. Each person ought to pass an equivalent modification onto their kid for his or her kid to inherit the mutation. Babies allotted male or feminine have associate degree X chromosome.
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