The
backbone of a DNA molecule is ()
A: made
up of sugars
B: made
up of nitrogenous bases
C: made
up of phosphate
D: made
up of alternating phosphate and sugar groups
E: made
up of alternating sugars and nitrogenous base
backbone of a DNA molecule is ()
A: made
up of sugars
B: made
up of nitrogenous bases
C: made
up of phosphate
D: made
up of alternating phosphate and sugar groups
E: made
up of alternating sugars and nitrogenous base
D
举一反三
- The backbone of a DNA molecule is: ( ) A: made up of sugars B: made up of nitrogenous bases C: made up of phosphate groups D: made up of alternating phosphate and sugar groups E: made up of alternating sugars and nitrogenous base
- The backbone of a DNA molecule is<br/>_________.() A: made up of sugars alone B: made up of nitrogenous bases alone C: made up of phosphate groups alone D: made up of alternating phosphate and<br/>sugar groups
- A tooth ( <br/>) many parts. A: is made of B: is made<br/>up of C: is made from
- The information encoded in DNA resides in() A: phosphates in<br/>the backbone B: sugars in the<br/>backbone C: the DNA base<br/>sequence D: the sugars and<br/>phosphate groups together
- A tooth ( ) many parts. A: is made of B: is<br/>made up of C: is made from
内容
- 0
While<br/>working as a waiter, I( )some French as<br/>there were many customers from France. A: took up B: brought up C: made up D: picked up
- 1
The composition of<br/>backbone of polynucleotides includes () A: base and pentose<br/>sugar B: base and<br/>phosphate C: base and base D: pentose sugar and<br/>phosphate E: pentose sugar and<br/>pentose sugar
- 2
Our football team ______ twelve members. A: is made of B: is made up for C: is made from D: is made up of
- 3
The research group is()6 teachers and 20 students. A: made of B: made up C: made from D: made up of
- 4
What is the skeleton made up ofIt is made up of______.