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GaryK [48]
3 years ago
10

Over the past 400 years, humans have documented the extinction of more than ________ species. this modern rate of species extinc

tion is estimated to be ________ the normal extinction rate seen in the fossil record.
Biology
1 answer:
Nina [5.8K]3 years ago
4 0
The answer is <span>1,000 . . . over 100 times greater than
or c
</span>
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You will develop a brief portfolio detailing the history of tsunamis in a modern society that could be used to teach others.
Maru [420]

The 2004 Sumatra Earthquake and Indian Ocean Tsunami gave us a vivid description of menace of major tsunamis. It also suggested that tsunami science and engineering were inevitable to save human society, industries, and natural environment.

An answer can be found in Japan. Japan is the country the most frequently hit by tsunamis in the world. The experiences are well documented and are continued as the local legends. In 1896, the tsunami science started when the Meiji Great Sanriku Tsunami claimed 22,000 lives. An idea of comprehensive countermeasures was officially introduced after the 1933 Showa Great Sanriku Tsunami. The major works taken after this tsunami, however, were the relocation of dwelling houses to high ground and tsunami forecasting that started in 1941. The 1960 Chilean Tsunami opened the way to the tsunami engineering by elaborating coastal structures for tsunami defense. The 1983 Japan Sea Earthquake Tsunami that occurred during a fine daytime cleared the veil of actual tsunamis. The 1993 Hokkaido Nansei-Oki Earthquake Tsunami led to the practical comprehensive tsunami disaster prevention used at present, in which three components, defense structures, tsunami-resistant town development and evacuation based on warning are combined.

The present paper briefs the history of tsunami research in Japan that supports countermeasures.

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2 years ago
Why is it not possible to completely convert thermal energy into mechanical energy
MAXImum [283]
The second law of thermodynamics is a statement of the law of conservation of energy say that heat cannot be completely converted into mechanical energy  
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Larry moved from Chicago to Atlanta. For the first two years he lived there he had no allergies in the spring. Then, in the thir
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This might have been the cause of not being exposed to this specific pollen during his years in Chicago. Allergic reactions can develop when the stimuli presented even when its not contagious causes the immune system to trigger and act in a defensive stance. This delayed effect may have been the cause of the sudden expression of the immune system. 
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How does a medicine like Benadryl (a medicine taken to suppress allergy symptoms) affect the immune system?
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It kills of the virus while strengthening the immune system
5 0
3 years ago
You are observing proteins in a lab for an experiment. During transport, they have started to unwind and lose their shape.You no
Illusion [34]

The level of the structure is the proteins in the secondary.

<h3>What is the structure of secondary?</h3>
  • A polypeptide chain's adjacent amino acid residues are arranged in regular patterns in space, known as secondary structure. It is kept in place by hydrogen bonds between the amide hydrogens and the peptide backbone's carbonyl oxygens. Helixes and structures are the two main secondary structures.
  • Local regions of proteins can be organized into one of three three-dimensional configurations: alpha helices (-helix), beta sheets (-strand), or omega loops. The alpha helix is the most prevalent secondary protein shape because it is stable and low-energy.
  • The interaction of amino acids with every backbone NH hydrogen bound with the backbone C=O group of the corresponding amino acid residue in the polypeptide chain results in the- helix formation. The- helix motif is particularly prevalent in transmembrane regions of proteins that traverse the lipid bilayer.

You are observing proteins in a lab for an experiment. During transport, they have started to unwind and lose their shape.

The level of the structure is the proteins in the secondary.

To learn more about the secondary structure of a protein, refer to:

brainly.com/question/4684763

#SPJ9

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1 year ago
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