Asingle nucleotide of dna is composed of whichof the following substances? a adenine, guanine, and cytosine b hydrogen, a phosphate group, and adenine c ribose sugar, deoxyribose sugar, and thymine d deoxyribose sugar, a phosphate group, and a nitrogenous base

The correct answer is choice D

The substance is D. deoxyribose sugar, a phosphate group, and a nitrogenous base

Afemale  with a mutation in one copy of a gene on the  x  chromosome is said to be a carrier for an  x-linked condition. a  male  with a mutation in a gene on the  x  chromosome is typically affected with the  condition.  x-linked recessive diseases  can occur in both  males  and  females. hope this !