More than 90% on the crust is composed of silicate minerals. Most abundant silicates are feldspars<span> (</span>plagioclase<span> (39%) and alkali feldspar (12%)). Other common silicate minerals are </span>quartz<span> (12%) </span>pyroxenes<span> (11%), </span>amphiboles<span> (5%), micas (5%), and clay minerals (5%).</span>
Answer:
B. meiosis
Explanation:
Meiosis is the process that produces our gametes. A cell that undergoes meiosis will divide twice resulting into 4 haploid daughter cells.
4 deletion
Explanation:
deletion is a type of genetic mutation involving the removal of a base pair
"27 days, 7 hours, and 43 minutes for our Moon to complete one full orbit around Earth"
Answer:
well theory is ranked second highest in certainty in scientific nomenclature. theory dictates it is more certain of a principle than a hypothesis yet not concrete enough to be a law. examples are the theory of evolution versus the law of gravity
