Of what three molecules is a nucleic acid made? The various versions of a gene a

Question

Of what three molecules is a nucleic acid made? The various versions of a gene are called ________. why is there a need for dosage compensation, such as the formation of Barr bodies, in the sex chromosomes? a piece of DNA found in prokaryotes that can replicate by itself or be incorporated into a host genome is called a(n) ________. Individuals with the inherited disorder Syndrome all have a mutation in the FBN1 gene but symptoms vary, from mild lengthening of fingers to fatal cardiac complications. This variety is an example of what phenomenon? lambda can exhibit a _______ lifecycle, wherein it is incorporated into the host genome. When chromosomes cross over, the location where they touch are called a(n) ________. How many species have hybridized to produce the modern wheat plant? How many H1 protein molecules are associated with an E. coli chromosome that is 16, 666 bp in length? Why are older human mothers more likely to give birth to children with Downs Syndrome? List two symptoms of Syndrome. On pedigrees, a circle typically represents a ___________.

Explanation / Answer

Ans 19 Nucleic acid is a complex organic substance present in living cells. It can be of two types, DNA or RNA.

They are large biomolecules which are made up of 3 components , a 5 carbon sugar, a phosphate group and a nitrogenous base.

If the sugar is a simple ribose, the polymer is RNA but if it is derived from ribose as deoxyribose, the polymer becomes DNA.

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