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4. codons in mRNA .... and Triplets in DNA
Because comets are darker colored so they need light to shine on them to be seen in the dark skies of space.
Answer:
Explanation:
1. The beam emitted travels along a straight path and it is divergent in nature. It has its radius increasing progressively as the distance away from the source of light increases.
2. It would be observed that the region where the bulb is positioned has denser light beam. This gets fainter towards the edges of the beam and away from the bulb.
