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Sergeu [11.5K]
3 years ago
5

What is an example of an exothermic reaction? Why might an exothermic reaction be beneficial to humans?

Biology
1 answer:
Oduvanchick [21]3 years ago
6 0

Answer:

<h3>8 Examples of Exothermic Reaction in Everyday Life</h3>
  • Ice Cubes. When water freezes into ice cubes, the energy is released in the form of heat. ...
  • Formation Of Snow In Clouds. The process of snow formation is an exothermic reaction. ...
  • Hot Packs. ...
  • Rusting Of Iron. ...
  • Burning Of Candles. ...
  • Lightning Of Match. ...
  • Setting Cement And Concrete.

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which piece of DNA would have the highest tm one with a cytosine plus guanine comment at t 30% or a cystonie plus guane content
erik [133]

Answer:

50% G+C will have a higher Tm

Explanation:

The Temperature of Melting (Tm) refers to the temperature at which 50% of double-stranded DNA (dsDNA) is changed to single-standard DNA (ssDNA). In the double helix of DNA, Adenine bases always pair with Thymine bases through two hydrogen bonds, whereas Guanine bases always pair with Cytosine bases through three hydrogen bonds. In consequence, a DNA molecule containing a higher GC content is more stable than another DNA molecule containing a lower GC content. The Tm can be calculated as follows = 2 °C(A + T) + 4 °C(G + C) = °C Tm (this equation is useful for oligonucleotides of 14 to 20 base-length).

6 0
2 years ago
The sickle cell DNA is GACTGAGGACACCTC. What is the sickle cell mRNA
sveticcg [70]

Answer:

CUGACUCCUGUGGAG

Explanation:

mRNA pairs

G-C

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A-U

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Chromosomal regions that represent evolutionary vestiges of duplicated copies of genes that have underdone sufficient mutations
nlexa [21]

Answer:

pseudogenes

Explanation:

Pseudogenes are nonfunctional segments of DNA that resemble functional genes.

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Some steps in cell division are shown below:
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The haploid chromosomes would condense and chromosomes would move to the equatorial plane

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What differs among DNA structures of different species?
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Alternative ways of representing nucleic acid chains, in this case a single strand of DNA containing only three bases: cytosine (C), adenine (A), and guanine (G). ... This structural difference is critical to the different functions of the two types of nucleic acids.

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