she beamed X-rays through a molecule (X-ray crystallography) which gave a shadow picture by how the X-rays bounced off its component parts. this showed the double helix shape of dna
Answer:
1:2:1
Explanation:
<em>The ratio of carbon to hydrogen to oxygen in carbohydrate molecules is 1:2:1.</em>
The question shows the results of a gel
electrophoresis, which shows DNA fragments of the victim and two suspects,
suspect 1 and suspect 2. A comparison of the five DNA fragments of the victim,
A to E, reveals that the victim and suspect 1 both have the DNA fragment b.
A
visual comparison of the gel electrophoresis results should reveal that Suspect
1 has a DNA fragment that matches victim DNA fragment B.<span>The visuals can be seen in the attachment.</span>
The whiff of the perfume of Tammy reached the nostrils of Jim through the process of diffusion. The process of diffusion can be defined as the process by which the substances (liquid and gases) move from one place to another from the area of high concentration to the area of lower concentration. The particles of the perfume move from the Tammy's body (high concentration) towards Jim through the air (low concentration).
Hence, the answer is 'Option B - diffusion'.
Answer:
true
Explanation:
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