The right option is; D Luster
If a mineral has a metallic shine to it, the luster of the mineral is being measured.
Luster is the property of a mineral which describes how the mineral reflects light, and also the dullness or brightness of the mineral. Luster is grouped into two which are; metallic and non-metallic. Minerals with a metallic luster are reflective and opaque. An example is pyrite. Non-metallic luster are also classified into groups based on how much light is reflected. The groups include pearly, dull, waxy, resinous, silky, and vitreous luster.
Answer:
An anticodon is a trinucleotide sequence complementary to that of a corresponding codon in a messenger RNA (mRNA) sequence. An anticodon is found at one end of a transfer RNA (tRNA) molecule.
Explanation:
A. is the correct answer
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There are many types of natural selection like direct selection, disruptive selection and stabilizing selection.
The situation given is that a population of mice lives in a city. The largest mice tend to be killed by predators and the smallest mice cannot compete for food.
The type of selection here is stabilizing selection. It is a type of natural selection in which there is decrease in genetic diversity as the population stabilizes.
