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trapecia [35]
3 years ago
5

PLEASE HELP!!!!!

Biology
2 answers:
Sphinxa [80]3 years ago
6 0

Answer : The correct answer for the blank is -

B. nitrogen bases.

DNA (deoxyribonucleic acid) is considered as the genetic material of living organisms and it is passed from one generation to the next generation.

It is composed of sequence of small units, called nucleotide that is primarily made up of three parts-

Nitrogenous base (adenine, thymine, cytosine, and guanine) phosphate group, and deoxyribose sugar.

One living organism is different from another because of the sequence of nucleotides (and thus sequence of nitrogen bases) present in their respective DNA strands.

DNA is first transcribed into mRNA (messenger RNA), which is then converted into particular protein (according to the nucleotide sequence).

The protien is responsible for specific traits in thr organsim.

Thus, option B) is the right answer.

Sophie [7]3 years ago
3 0
The answer would be B. hope this helped 
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Explanation:

Hope this helped Mark BRAINLEST!!!!

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Plants do not grow near the old copper mine because of the excess copper deposited in them impairs cellular processes and inhibits plant growth.

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These are required by plants in much smaller quantities less than 1% of the dry weight but are necessary for growth and development. There are 7 essential plant nutrients like boron (B), zinc (Zn), manganese (Mn), iron (Fe), copper (Cu), molybdenum (Mo), and, chlorine (Cl).

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Excess copper causes reduced seed germination, low shoot vigour, and lower iron availability. A deficiency of copper can lead to increased to susceptibility to diseases like ergot, which can cause significant loss in the yield.

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Plants can grow easily in a place that is further away from the old copper mine. Because there is a high concentration of copper dissolved in water in the soil, this helps the plant to grow by exhibiting the photosynthesis process.

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