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nekit [7.7K]
4 years ago
6

Performs cellular metabolism

Biology
1 answer:
guajiro [1.7K]4 years ago
8 0
B. Respiratory system
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Why are predator-prey and herbivore-plant relationships important in shaping communities?
Alex_Xolod [135]

<u>Answer:</u>

<em>Predator-prey and herbivore-plant relationships are crucial in shaping communities.  </em>

<u>Explanation:</u>

<em>It is the predator species in area that checks the number of prey species in a certain geographical area.</em> More the number of predator species in an area less is the number of prey species in the area.

Similarly the geographical location of preys will depend on the geographical location of predators.  <em>Preys tend to flee away from the location of predators. Plant-herbivore relation is also similar.</em>

The number of herbivores checks the number of plants in an area. In the absence of herbivores and predators the <em>number of prey species and plants will exceed beyond limit.  </em>

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What activity makes water came to the surface? ​
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Answer: Surface water is water located on top of the Earth's surface such as rivers, creeks, and wetlands. This may also be referred to as blue water. The vast majority is produced by precipitation and water runoff from nearby areas.

Explanation:

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Where were typhoid cases normally concentrated
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Can you guys help me out with some honors bio questions I have? I will give brainliest thanks in advance!!
kotykmax [81]

Answer:

1. When using a codon chart, the <u>mRNA</u> sequence (option B) is used to determine the amino acid .

2. The amino acid that is represented by the UUA codon is leucine (Option A).

Explanation:

Messenger RNA (mRNA) is the molecule that contains the genetic code that must be translated by the ribosome for protein synthesis to be possible.

The nitrogenous bases in mRNA are adenine, guanine, uracil and cytosine, which form specific sequences in the molecule. The sequence of bases in the MRA can be organized into triplets of bases, called codons, which code for:

  • Initiation of protein synthesis.
  • Number and position of amino acids in the protein.
  • The stop of protein synthesis.

From this information it can be stated that the mRNA contains the sequence used to synthesize amino acids and UUA codon codes for the amino acid leucine (Leu).

The other options are not correct because:

<em>1.    A) </em><u><em>DNA </em></u><em>contains the genetic information, and its molecule must be transcribed into mRNA to be translated into amino acids. </em>

<em>     C) </em><u><em>tRNA</em></u><em> is in charge of conducting the amino acids to the ribosome during protein synthesis, matching its anticodon to the mRNA codon. </em>

<em>2. UUA does not code for: </em>

<em>     B) </em><u><em>Serine,</em></u><em> which is coded by UCU, UCA, UCG and UCC. </em>

<em>     C) </em><u><em>STOP</em></u><em>. The three STOP codons are UAA, UAG and UGA.</em>

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3 years ago
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