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vfiekz [6]
3 years ago
9

A system of gene control in bacterial operons in which glucose is used preferentially and the metabolism of other sugars is repr

essed in the presence of glucose is called _____.
Biology
1 answer:
Levart [38]3 years ago
4 0

Answer:

Catabolite repression

Explanation:

Catabolite repression is characteristic for prokaryotic organisms such as bacteria and this is the way to control metabolism.

It is called repression, because enzymes that are involved in other sugar's metabolism are inhibited (repressed). The system of catabolite repression have components such as:

  • sensory systems-detects ratios of glycolytic intermediates,
  • global regulators-control the expression of genes that encode for enzymes.
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Jet001 [13]

Answer:

A reaction that joins the nuclei of two atoms into one  

Explanation:

Think of the words "nuclear fusion".

Nuclear = "relating to a nucleus"

Fusion = "joining"

So, nuclear fusion is the joining of two nuclei into one.

A and B are wrong, because chemical reactions involve electrons.

D is wrong, because the splitting of a nucleus is fission.

8 0
4 years ago
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Explanation:

Hope it helps!

6 0
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What helps a plant retain water
gizmo_the_mogwai [7]

Answer:

<em>the</em><em> </em><em>root</em><em> </em>

Explanation:

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5 0
3 years ago
¿por qué puedes distinguir el ruido de un coche del soplo del viento o del canto de los pájaros?. ​
FromTheMoon [43]

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3 0
3 years ago
Prochlorobacteria are primitive, photosynthetic bacteria that are used in the manufacture of dairy products.
lesya692 [45]

Answer:

(b) - False

Explanation:

Prochlorophyte bacteria are photosynthesizers and have the same chlorophyll found in algae and vegetables, studies claim that these bacteria are the most abundant beings on the planet, accounting for half of all photosynthesis performed in the oceans.

Prochlorophyte bacteria can be divided into <em>Prochloron</em>, <em>Prochlotrix</em> and <em>Prochlorococcus</em> genera.

However, <u>prochlorobacteria</u> are not responsible for the production of dairy products, in which the most associated bacterial genera are <em>Lactobacillus</em> and <em>Streptococcus</em>. This last statement implies that alternative b is the correct one.

4 0
3 years ago
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