B is the correct answer Crossing over does not occur between genes
Answer:
C) gemstones
Explanation:
Nonmetallic minerals (known as gemstones) such as diamond, emerald, topaz, ruby, agate, malachite, turquoise, jasper, and so on are of great importance in automobile industry and other industries of the world. Thus, there is increase in demand for them. This makes them to have the highest market value.
To see metaphase I animated, click the Play button. The centrioles are at opposite poles of the cell. The pairs of homologous chromosomes (the bivalents), now as tightly coiled and condensed as they will be in meiosis<span>, become arranged on a plane equidistant from the poles called the metaphase plate.</span>
A Fourier analysis is a technique that is able to determine both the amplitude spectrum and the phase <span>spectrum of any signal</span>. This analysis is based on the finding that all sound waves can be derived by adding sinusoids together (so long as the sinusoids are of the appropriate frequencies, amplitudes, and phases).