Biology, 15.11.2020 20:50, tiwaribianca475
Which of the following statements best summarizes the structural differences between DNA and RNA?
A. RNA is a protein while DNA is a nucleic acid
B. DNA is a protein while RNA is a nucleic acid
C. DNA nucleotides contain a different sugar than RNA nucleotide
D. RNA is a double helix while DNA is a single strand
Answers: 1
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Pulmonary arteries carry highly oxygenated blood. true or false?
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What are levels of ecology and how can we remember them
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Biology, 22.06.2019 14:30, reinajoy
Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals
Answers: 3
Biology, 22.06.2019 20:30, rjennis002
The hershey and chase experiments involved the preparation of two different types of radioactively labeled phage. which of the following best explains why two preparations were required? a. the bacteriophage used in the experiments was a t2 phage. b. it was necessary that each of the two phage components, dna and protein, be identifiable upon recovery at the end of the experiment. c. each scientist had his own method for labeling phage, so each conducted the same experiment using a different isotope. d. establishing the identity of the genetic material required observation of two phage generations.
Answers: 2
Which of the following statements best summarizes the structural differences between DNA and RNA?
A...
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