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NeX [460]
4 years ago
12

What is the function of the enzyme topoisomerase in dna replication?

Biology
1 answer:
amm18124 years ago
5 0

Answer:

Topoisomerase is an enzyme which participates in the unwinding of DNA helix.

Explanation:

During transcription and DNA replication, the DNA needs to be unwound in order for the transcription/replication machinery to gain access to the DNA so it can be copied or replicate, respectively.

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The front of the white paper packet of the OSL dosimeters
Nitella [24]

Answer:

Option a

Explanation:

The front of the white paper packet of the OSL dosimeters may be color-coded to facilitate correct usage and placement of the badge on the body of occupationally exposed personnel.

OSL dosimeters are recently developed and are of high quality than thermoluminescent dosimeters.  It is used to monitor patients health status. Furthermore, it is very sensitive to any change or drop in reading. it give accurate readings even at 1 mrem for both gamma ray photos and X-rays.

Reference: Yukihara, E. G., et al. "Evaluation of optically stimulated luminescence (OSL) dosimeters for passive dosimetry of high‐energy photon and electron beams in radiotherapy." Medical physics 35.1 (2008): 260-269.

7 0
4 years ago
What is the purpose of a pun err square
Elan Coil [88]

Answer:

It is used to make predictions about the likelihood of certain traits occurring in offspring based on the genetics of the parents.

(Did you mean punnett square?)

Hope this helps and is correct!

4 0
3 years ago
Read 2 more answers
Binding Ca2+ to the troponin complex causes ____________ to move
mylen [45]

Answer:

Tropomyosin

Explanation:

The calcium binding to troponin and induces the muscle contraction. The active binding site gets exposed due to the calcium binding.

The calcium ions then attaches with troponin molecule. This changes the shape of troponin and removes the tropomyosin protein from the binding site.  No ATP is available during this process.

Thus, the correct answer is option (d).

7 0
3 years ago
Read 2 more answers
PICTURE BELOW / Which phase of cell division is shown?
7nadin3 [17]
Metaphase I believe that is the answer to your question
5 0
3 years ago
Read 2 more answers
Where does Lactic acid fermentation and Alcoholic fermentation occur?
yan [13]
Lactic acids fermentation happens in our muscle cells when we are exercising feverishly while alcoholic fermentation is used in yeast cells and is what leads to beer bread and wine.
6 0
3 years ago
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