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chubhunter [2.5K]
3 years ago
14

Folded mountains form?

Biology
1 answer:
Alla [95]3 years ago
3 0
They form when continents collide; this boundary is a convergent / collision
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Looking at the image of the freshwater lake ecosystem in the reading, can you name biotic and abiotic factors in this specific e
attashe74 [19]

Answer:

Biotic: Fish, Plants, Animals, Some bacteria in the water

Abiotic: Water, Sunlight, Rocks

Changes to any ecosystem can affect the way organisms live. It can be a big change like having to adapt to their surroundings. An example is being camouflaged, or having an increase in population. Bad changes can lead to population decline, or maybe even being extinct.

Explanation:

There isn't really an image to see, but I put what I could think would be in a lake ecosystem.

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Vaccination against the hepatitis a virus is unnecessary if you:
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please write the statements to get help


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DNA Structure and Function Study Guide AP Biology 1. Match each scientist listed below with their contribution to the study of D
Norma-Jean [14]

Answer:

E. Erwin Chargaff >>  Discovered that there were equal amounts of the nitrogen bases A T and C G in a human body cell; concluded that A paired with T and C paired with G

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C. Rosalind Franklin >> Took x-ray crystallography images of a DNA molecule.

Explanation:

Chargaff rules helped to determine the double helix structure of the Deoxyribonucleic acid (DNA), i.e., the genetic material of prokaryotic and eukaryotic organisms. Chargaff indicated that DNA from any species contains a 1:1 ratio of purine bases (Adenine and Guanine) and pyrimidine bases (Cytosine and Thymine). Hershey and Chase provided evidence that the DNA, instead of protein, is the hereditary material. Hershey and Chase used radioactive phosphorus-32 in order to label the DNA of specific bacteriophages (T2), and they discovered that the DNA was responsible to generate progeny inside infected bacteria (i.e., DNA was hereditary material). Frederick Griffith observed that DNA molecule was the transforming factor that could be transferred to innocuous <em>Streptococcus pneumoniae</em> bacteria in order to convert them into deadly bacteria. Finally, Rosalind Franklin obtained the first X-ray image that showed the diffraction pattern of a crystallized DNA molecule, which was used by Watson and Crick to propose that DNA had a double helix structure.

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Which part of the ear carry sound messages to the brain
kakasveta [241]
That would be your auditory nerve, I believe.
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