Which of the following is a nucleotide?

A) adenine + deoxyribose
B) sugar + nitrogenous base
C) adenine + ribose + phosphate
D) phosphate + ribose


Ans: C) adenine + ribose + phosphate

Biology & Microbiology

You might also like to view...

In recombinant DNA techniques, the gaps in the paired DNA fragments are closed by ____

a. restriction enzymes b. DNA ligase c. DNA polymerase d. DNA replicase e. reverse transcriptase

Biology & Microbiology

Gram-positive encapsulated diplococci found in sputum is indicative of

A. E. coli. B. Pseudomonas. C. Streptococcus pneumoniae. D. Neisseria gonorrhea.

Biology & Microbiology

Parasitism is a density-independent factor of population control

Indicate whether the statement is true or false.

Biology & Microbiology

Which of the following shows the correct chronological order (geologically oldest to most recent) of near or total extinctions for the organisms listed?

A) dinosaurs, psilopsids, marine invertebrates, large mammals B) psilopsids, marine invertebrates, dinosaurs, large mammals C) large mammals, marine invertebrates, dinosaurs, psilopsids D) marine invertebrates, dinosaurs, psilopsids, large mammals

Biology & Microbiology