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Ludmilka [50]
3 years ago
12

A candle and a firework both can be ignited with a spark, but they release different amounts of energy as they burn. Compare and

contrast the potential energy diagrams that would represent each of these burning processes.
Biology
2 answers:
Aleonysh [2.5K]3 years ago
6 0

Answer:

The corret answer is A

Explanation:

I took the test

alekssr [168]3 years ago
4 0
The reactions of both candle and firework is exothermic. This means that the products have a lower potential energy than the reactants. The difference is that fireworks release more energy than the candle. In the energy curve diagrams, the fireworks will begin with a more potential energy.
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Tissue culture experiments with PDGF demonstrate that without this substance _____.
Sergeeva-Olga [200]

Answer:

Answer is 2. Fibroblasts fail to divide.

Explanation:

Tissue culture experiment is the experiment where tissues are grown in an artificial medium. This involves the use of growth medium such as agar or broth. This process help to produce needed tissues in a short period of time.

Fibroblasts are cells which are found in the collective tissues, and they produce collagen. The collagen produced by the Fibroblasts play important role in tissue repair. Fibroblasts are regarded as the main cells in the connective tissue.

Note that, PDGF, which is Platelet -derived growth factor in full, is a growth factor regulating cell growth and it's division.

5 0
3 years ago
what can you do to prevent invasive species from entering texas freshwater ecosystem? mark all that apply
Ede4ka [16]

To prevent the invasive species from entering texas freshwater ecosystem  the following steps should be taken they are described below.

Explanation:

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Thus to prevent the invasive species from entering texas freshwater ecosystem the following steps are taken they are

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3 years ago
How can a karyotype be used to diagnose a patient?
Nonamiya [84]

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7 0
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Refer to the illustration above.<br> During which stage do the centromeres divide?
WARRIOR [948]

Answer:

esa es la separación de cromasonas

4 0
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algol [13]

Answer and Explanation:

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