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Blizzard [7]
2 years ago
10

Describe two practical uses for an artificial chemical which behaves like chlorophyll.​

Biology
1 answer:
natita [175]2 years ago
4 0
Any substance that has enhanced reactivity, or altered properties in the presence of light is said to be photoreactive. For example, a photovoltaic cell enables sunlight to be processed into usable electricity by exciting outer shell electrons on some metals. Photoreactive substances can either be natural, such as chlorophyll, or entirely man-made in the case of a photovoltaic cell.
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A checkered hen mates with a checkered rooster. The genes for the checkered trait are codominant in both parents. What are the c
seropon [69]

Answer:

Option D, 75%

Explanation:

Let the genotype of co dominant checkered hen mates and checkered rooster be CcC and CcC

Where Cc – is the allele for chekered skin  

C – is the allele for non chekered skin

Co-dominant allele are those which irrespective of being dominant or recessive are expressed equally.  

The punnet square for the cross between these two would be  

Cc C

Cc CcCc CcC

C CCc          CC

3 out of 4 offsprings have chekered allele i.e CcCc, CcC and CcC. Thus, the probability of chekered offsprings would be 75%

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1 year ago
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Which of the following would be useful in creating a phylogenetic tree of a vertebrate taxon?
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<span>Below are useful in creating a phylogenetic tree of a vertebrate taxon:</span>

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<span>2.      </span>Behavioral data from living species, a method to identify the origin of individual in behavioral aspect

<span>3.      </span><span>Morphological data from fossils, study the arrangement and physical aspect of organism </span>

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The average length of a transcription unit along a eukaryotic dna molecule is about 27,000 nucleotide pairs, whereas an averaged
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The best explanation is that it occurs because most eukaryotic genes and their RNA transcripts have long non-coding stretches of nucleotides that are not translated.
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Fifty percent of the gases that make up the atmosphere are found below
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<span>Fifty percent of the gases that make up the atmosphere are found below 5.6 kilometers in the atmosphere. As height increases the density of gasses is lowered until you finally exit the atmosphere and enter a vacuumous space.</span>
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A patient with a cancerous tumor may seek treatment for his condition from a physician whose specialty is . . A.geriatrics. B.ne
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The answer is D.) Oncology
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