All living creatures are classified into systems and sub-systems based on their similar characteristics. They are divided from bigger groups into smaller groups based on the detail of their similarities i.e. how they look, move, reproduce and how they relate to each other. A practical way of understanding the classification of living organisms is that organisms are linked to other similar organisms via family trees. The classification of all living creatures includes at least four levels: order, families, genus and species.
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Explanation:
Individuals that will have the rickets condition are individuals that possess this dominant allele on the X chromosome.
<h3 /><h3>What is rickets?</h3>
The condition known as rickets causes the bone of children to be soft and flaky. It stems from insufficiency in vitamin D, calcium, and phosphorous. Scientific studies have shown that the deficiency is caused by a dominant allele on the X chromosome.
Even though the question is incomplete, we know that the individuals that will have the rickets condition are individuals that possess this dominant allele on the X chromosome.
Learn more about chromosome:brainly.com/question/296477
The right answer is the option a, part of a binary system<span>. A binary system is two astronomical bodies which orbit one around each other due to the gravitational atraction that they mutually exert on each other. . On the other hand, Sun is a yellow star, a main sequence star and of average absolute magnitude. </span>