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m_a_m_a [10]
3 years ago
8

Point mutations resulting in a single amino acid substitution provided evidence that: Select one: A. The genetic code is a tripl

et code. B. The genetic code is overlapping. C. The genetic code is not overlapping. D. The genetic code is degenerate. E. tRNAs recognize codons.
Biology
1 answer:
mel-nik [20]3 years ago
5 0

Answer:

C. The genetic code is not overlapping.

Explanation:

The genetic code is nonoverlapping because each nucleotide can be part of only one codon or 'codeword' during protein synthesis. Therefore, a particular point mutation in the nucleotide sequence can result in only one amino acid modification. A nonoverlapping genetic code indicates that the same letter (i.e., the same nucleotide) can not be used for two different codons. The non-overlapping nature of the genetic code was discovered by Tsugita and Fraenkel-Conrat (1960) by observing point mutations in the tobacco mosaic virus.

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Epoch.

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Where is the food for the tiny plant stored?<br> embryo<br> leaf<br> seed coat<br> endosperm
Elodia [21]

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2 years ago
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Find cos A if sin A=3/5​
Nookie1986 [14]

Explanation:

for sin we divide the opposite by the hypotenuse

and for cos we require the adjacent divided by hypotenuse

we can get it through

a²+ b²=c²

ur unknown in this case is the adjustment which you can either substitute with a or b

a² + 3²=5²

a²=5²-3²

a²= 25-9

a²= 16

\sqrt{a ^{2} }  =  \sqrt{16}

a=4

so that now we have found that I just sent we can find the cos of A

cos A= ⅘

4 0
3 years ago
How did your results change as the number of trials you completed increased? Why was it important for
Dennis_Churaev [7]

Answer:

Due to change in genetic combination.

Explanation:

The results change as the number of trials increased because variation occur in the genetic combinations of chickens. It is important to breed the chickens repeatedly in this experiment in order to gain accuracy and attain best results. If the chicken is breed repeatedly, at the beginning changes occur in their offspring due to change in their genetic makeup so for accurate results repetition is necessary.

5 0
3 years ago
Which of these physical factors would have the GREATEST effect on the types of plants that could thrive in an ecosystem? A)air p
geniusboy [140]

Answer:

The answer is c)soil characteristics temperature and rainfall

Explanation:

Among the physical factors are the elements corresponding to the climate, such as temperature, rainfall, soil composition and water composition, altitude, latitude, etc., these factors are known as abiotic factors. Without these factors, there would be no life. If these factors are optimal for a living being, it develops fully. However, if the opposite happens, harmful effects appear in your life.

7 0
4 years ago
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