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NNADVOKAT [17]
3 years ago
14

The dna-binding proteins of almost all regulatory proteins use one of a small set of shapes that enable them to fit into the dna

major groove. these shapes are called
Biology
1 answer:
AURORKA [14]3 years ago
8 0
I believe that answer may be Histones?
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Paramecium live in freshwater environments like the Potomac River. Therefore, water is constantly moving into their cells. Param
ICE Princess25 [194]

Answer:

The correct answer is - osmosis.

Explanation:

Paramecium lives in freshwater like the Potomac River which is hypotonic to the cytosol of the paramecium. Paramecium uses contractile vacuoles to transport the water from the lower concentration (outside of the cell) to a high concentration of solvent to the inside of the cells.

This process of cell transport is carried out by osmosis as their cytoplasm contains a higher concentration of solutes outside the cell. This excess water is collected into vacuoles called contractile vacuole that swells and finally internalized the water to the outside of the cell.

Thus, the correct answer is - osmosis.

3 0
3 years ago
Where does the heating process begin in a hot water heater system?
mote1985 [20]

Answer: Dip tube. This tube, located at the top of the tank, serves as the entry point for water as it flows into the tank. The water then travels to the bottom of the tank, to the area known as the combustion chamber, where the heating process begins.

Explanation: Thats what the internet says, and the internet is almost always right, hope you get it right.

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3 years ago
The Clean Water Act funded the creation of which of the following?
attashe74 [19]

Answer:

Sewage Treatment Plants

Explanation:

Just did the test sorry its so late man.

6 0
3 years ago
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Which is our body part help us to maintain balance.
meriva

Answer:

cerebellum

Explanation:

The cerebellum is a small part of the brain positioned at the back of the head, where it meets the spine, which acts as the body's movement and balance control centre.

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3 years ago
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Ribonucleotide reductase controls the synthesis of deoxyribonucleotides and the balance of nucleotides in the cell. The R1 subun
aliya0001 [1]

Answer:

ATP and dATP

Explanation:

In the R1 subunit of ribonucleotide reductase, molecules that binds the site regulating overall ribonucleotide reductase activity  include both ATP and dATP. In addition, binding of ATP can activate ribonucleotide reductase and the binding of dATP deactivates ribonucleotide reductase.

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