In terms of $DNA$ and $RNA$ structure, what is a nucleotide?
In terms of $DNA$ and $RNA$ structure, what is a nucleotide?
- A
A nucleotide is a heterocyclic base.
- B
A nucleotide is a sugar molecule covalently bonded to a heterocyclic base.
- C
A nucleotide is a sugar molecule bonded to phosphate group and a heterocyclic base.
- D
A nucleotide is a heterocyclic base bonded to phosphate group.
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In addition to the human genome sequence, draft or finished genome sequences existed for eight model organisms by $2002$ . Which of the following organisms are not the part of that group of eight model organisms?
In addition to the human genome sequence, draft or finished genome sequences existed for eight model organisms by $2002$ . Which of the following organisms are not the part of that group of eight model organisms?
Match the columns.
Column - $I$
Column - $II$
$(a)$ Helicase
$(1)$ Joining of nucleotides
$(b)$ Gyrase
$(2)$ Opening of DNA
$(c)$ Primase
$(3)$ Unwinding of DNA
$(d)$ DNA Polymerase III
$(4)$ RNA Priming
Match the columns.
| Column - $I$ | Column - $II$ |
| $(a)$ Helicase | $(1)$ Joining of nucleotides |
| $(b)$ Gyrase | $(2)$ Opening of DNA |
| $(c)$ Primase | $(3)$ Unwinding of DNA |
| $(d)$ DNA Polymerase III | $(4)$ RNA Priming |