The solar system is composed of the sun and the planets.
<h3>What is the solar system?</h3>
The solar system is composed of the sun and the planets. The sun lies at the center of the solar system and the planets move around the earth in concentric circles.
Given that the earth is the only inhabited planet, it holds a central place in the solar system. The moon is a non luminous surface. It reflects the light that hits it from the sun to the earth.
The sun and other stars are the luminous bodies in the solar system.
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Answer:
speciation is the answer beacuse Genetic mutation is the basis of species diversity among beetles, or any other organism. Mutations are changes in the genetic sequence, and they are a main cause of diversity among organisms. These changes occur at many different levels, and they can have widely differing consequences.
No genes make up chromosomes. Chromosomes contain DNA sequences and specific sequences aka genes make specific traits.
Option B- They play a minor role in biological and geo-chemical cycles is the right answer.
Marine microbes are tiny, single-celled organisms that live in the ocean. They play a major role in biological and geo-chemical cycles.