<span>B. Chromosomal disease results from an uncontrollable growth of abnormal cells.</span>
Sedimentary Rock Processes. The Law of Original Horizontality was first proposed by Danish geological pioneer Nicholas Steno in the 17th century. The law states that layers of sediment were originally deposited horizontally under the action of gravity.
The answer would be B) microscope
The first cell to ever be discovered was by Robert Hooke in 1665 using a microscope.
Answer:
decrease, decrease
Explanation:
By using antimalarial drugs in order to prevent malaria, the frequency of the sickle cell allele decreases in both areas where malaria is endemic and the areas where no incidence of malaria occurs because there is no necessity of sickle cell allele in the population to prevent malarial disease. Sickle cells have high significance in prevention of malarial diseases so when there is no malaria happens in the population so there is no need for it and the allele slowly removed from the population and decrease occurs in its frequency.
Yes. becuse it gains traits from both parents as a way to ultimatly survive
