Answer:
The answer to your question is: A and C.
Explanation:
A.the sugar Sugar is different between nucleotides from RNA and DNA, in RNA there is ribose and in DNA, deoxyribose.
B. the phosphate group it does not change between nucleotides.
C.the nitrogen group Nitrogenous bases change among nucleotides, there are 5 bases: Cytosine, Thymine, Uracil, Adenine and Guanine.
D. there is no differing structure in nucleotide This option is wrong because A and C change.
Artifact selections benefits humans by helping us learn what had happened in the past.
They can help transmit it, yes
Answer:
The common characteristics of Archaebacteria known to date are these: (1) the presence of characteristic tRNAs and ribosomal RNAs; (2) the absence of peptidoglycan cell walls, with in many cases, replacement by a largely proteinaceous coat; (3) the occurrence of ether linked lipids built from phytanyl chains and (4)
Explanation: