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Nana76 [90]
3 years ago
5

A leading cause of blindness in the world today (excluding accidents) is a dietary deficiency of question 27 options: vitamin

Biology
1 answer:
Yuliya22 [10]3 years ago
8 0
Well, the answer is A.) Vitamin A 
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Some inbred strains of the weedy plant Arabidopsis thaliana flower early in the growing season, but other strains flower at late
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a. Let us consider that L is responsible for late and l is responsible for early. From the mentioned data, it can be concluded that allele L or late is dominant over early. By crossing plants 1 and 4 we get the expected ratio of 3: 1, which shows that it follows Mendel's law of dominant.  

b. The genotype of all the four plants are:  

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In case if the 2nd plant is self-fertilized, the expected progeny will be only early.  

In case if the 3rd plant is self-fertilized, the expected progeny will be only late.  

In case if the 4th plant is self-fertilized, the expected progeny will be 3 (late): 1 (early).  

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2 years ago
If a male with the genotype aa is crossed with a female whose genotype is also aa, what percentage of their offspring will have
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What could be one possible effect on human health due to an oil spill?
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The oil may contain toxic chemicals which could be consumed by the fishes or other aquatic organisms. The fishes and other edible aquatic organisms if consumed by human beings can make people unhealthy or sick.

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The accuracy of a measurement​
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The comparison of a measurement with a known standard, used to determine whether the measurement is reliable. Measurement accuracy is identified as the difference between the measurement of a factor and the accepted value for that factor from a trusted external source, or the percentage by which the two values differ.

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