subject
Biology, 17.12.2020 22:10 live4dramaoy0yf9

In 1953, Watson and Crick were able to propose a model of DNA as a helical molecule with a sugar-phosphate backbone on the outside of the molecule. Which of the following earlier discoveries was most instrumental to this important discovery? By studying this photograph, scientists gained knowledge about the —
A. the discovery by Hershey and Chase that only DNA from a virus need enter a bacterial cell to cause an infection
B. X-ray crystallography studies of DNA conducted by Rosalind Franklin in 1951
C. the identification of DNA as the agent of bacterial transformation by Oswald Avery
D. the 1948 discovery by Linus Pauling that proteins take the shape of an alpha helix


In 1953, Watson and Crick were able to propose a model of DNA as a helical molecule with a sugar-ph

ansver
Answers: 2

Other questions on the subject: Biology

image
Biology, 21.06.2019 16:00, english8971
Why was the sample heated in step 5? describe the chemical principles involved in the reasoning behind this step?
Answers: 2
image
Biology, 21.06.2019 23:00, iwantcandy2002
Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?
Answers: 1
image
Biology, 22.06.2019 08:00, lmorace
Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a. the offspring are more likely to have freckles. b. the offspring are more likely to have no freckles. c. the likelihood of the offspring having freckles and not having freckles is the same. d. the likelihood of the offspring having freckles and not having freckles cannot be determined.
Answers: 1
image
Biology, 22.06.2019 12:30, justijust500
Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2
Answers: 3
You know the right answer?
In 1953, Watson and Crick were able to propose a model of DNA as a helical molecule with a sugar-pho...

Questions in other subjects:

Konu
Mathematics, 13.06.2021 03:30
Konu
Biology, 13.06.2021 03:30