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ivolga24 [154]
3 years ago
15

The theory of plate tectonics is supported by _______. The Eurasian and African plate are pushed away from the North and South A

merican Plates at the _______. _______ is where rocks are carried back into the mantle of the earth. _______ iron can be magnetized by the magnetism of the earth. Subduction of the ocean floor occurs in _______. Respond to the following based on your reading. Why have rocks older than 200 million years never been found in the oceans? Explain how the movement of tectonic plates is responsible for this recycling of the ocean floor.
Biology
1 answer:
anyanavicka [17]3 years ago
3 0

Answer:

1. ridges and trenches (either answer is acceptable)

2. mid-atlanitc

3. subduction zone

4. molten

5. oceanic trenches

Explain:

6. Rocks in the ocean eventually get subducted back into earths mantle due to slab pull. New rocks form at mid-ocean ridges as ridge forces two plates to diverge.

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Explain how the energy investing and energy harvesting steps of glycolysis result in 2 ATP molecules.
Anna [14]

Answer:

There are two-phase of glycolysis preparatory phase and payoff phase. In the preparatory phase, ATP is used therefore it is called the energy investment phase and in the payoff phase, ATP is produced so it is called the energy generation phase.

In preparatory phase 2 ATP is used and it is converted into ADP and in pay off phase 4 ATP is produced from ADP. Therefore by subtracting 2 from 4, we get 2 ATP. Therefore in glycolysis, energy investing and energy harvesting step results into two ATP molecules.

5 0
3 years ago
Which would be an environmental cost of clearing land to make a parking lot?
Yuki888 [10]

Answer:

Clearing heavily forested land ranges between $3,000 and $5,600 per acre while lightly wooded lots will only cost $500 to $2,000 per acre. The total amount you pay depends on the topography of the ground, ease of access to the site and the amount of debris you need to remove.

I have no clue if this will help but yeah

Explanation:

6 0
3 years ago
Knowledge of the amino acid sequences is important for several reasons. What is NOT one of those reasons
kotegsom [21]

Complete question:

Knowledge of the amino acid sequences is important for several reasons. What is NOT one of those reasons

  1. Amino acid sequences determine the three-dimensional structures of proteins.  
  2. Knowledge of the sequence of a protein can help to prevent mutations.
  3. The sequence of a protein reveals much about its evolutionary history.
  4. The sequence of a protein is necessary to determine its function.

Answer:  

Knowledge of the sequence of a protein can help to prevent mutations.

 Explanation:  

<em>Amino acids connect to each other by peptidic bonds </em>to form a <em>linear polymer</em>. The number of amino acids composing the chain and the order in which they are arranged determines the primary structure of the protein.

The secondary structure is the folding that the polypeptide chain adopts thanks to the formation of <em>hydrogen bonds between the atoms that form the peptide bond.</em>

<u>Protein functions depend on their aminoacids sequences</u><u>.</u> <u>The primary structure of the proteins determines the three-dimensional one</u>. Proteins with different functions have different sequences. And among species, proteins with similar functions have similar structures.

By knowing the sequence of amino acids, we can predict the function of the protein and we can classify them into different families. Integrants of these groups have at least 25% of their sequences identical to each other.  

Also, the knowledge of the sequence allows establishing evolutionary and genetic relationships between different species.

When a mutation occurs in the sequence -an alteration in the primary structure- the protein function is modified. BUT knowing the sequence of a protein CAN NOT help to prevent mutations.

   

6 0
3 years ago
Scientists use a standardized taxonomic system to separate organisms into hierarchical groups based on similarities and differen
Alla [95]

Answer:

Option B, It allows different kinds of organisms to be easily identified based on their characteristics

Explanation:

Options for the question are

  • It provides a detailed evolutionary history of all the known organisms on Earth
  • It allows different kinds of organisms to be easily identified based on their characteristics
  • It allows scientists to group organisms based on their personal preference
  • It prevents people who are not scientists from studying and identifying organisms.
  • It allows scientists to to group organisms based on their personal preference
  • It prevents people who are not scientists from studying and identifying organisms ​

Solution

A standardized taxonomic system provides a common basis for the entire scientist community to identify and classify organism on common grounds and hence leading to a standardized organism classification across the globe.  

This also groups organisms into different kingdoms, taxas and classes with defined hierarchy and description of shared traits and characteristics. It also provides scope for inclusion of newly discovered species thereby making the standardized taxonomic system flexible  

Hence, option B is correct

5 0
3 years ago
In this ecosystem, hunting for deer has become a common practice among many residents of nearby communities. If hunting continue
Nataliya [291]

Answer:

its the  Having less deer would increase the mountain lion dependency on rabbits, which would lead to fewer rabbits available for the hawks. but it might be the first one

Explanation:

4 0
3 years ago
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