Answer:
Positive feedback loops occur most frequently in the human body.
Answer: Ribose nucleotides and the nitrogenous bases
Explanation: RNA consists of ribose nucleotides (nitrogenous bases appended to a ribose sugar) attached by phosphodiester bonds, forming strands of varying lengths. The nitrogenous bases in RNA are adenine, guanine, cytosine, and uracil, which replaces thymine in DNA.
The answer is b
I hope you have a nice day
- <em>it's </em><em>letter</em><em> </em><em>C </em>
Explanation:
<em>because</em><em> </em><em>the </em><em>R </em><em>called </em><em>in </em><em>sperm </em><em>nuclei</em>
<em>hope</em><em> it</em><em> helps</em>
