Answer:
E
Explanation:
Genetic tests are mainly useful in determining the underlying factors of the sickness. The tests don't always provide the cure for such sickness and the sickness are always complex and difficult to comprehend which is the reason why most individuals/patients are scared and anxious to get tested because there is no guarantee for getting total cure.
The heart sounds are primarily produced when the valves (i.e. semilunar valves, tricuspid valve, mitral valve) close rather than the sound of the actual contraction. In the closure of the aortic semilunar valve, the second heart sound is produced or the S2; in contrast to the closure of the mitral and tricuspid valves which produce the first heart sound or S1. The S2 is ultimately related to the diastole which corresponds to the filling phase of the ventricles.
When energy flows from one trophic level to the next trophic level most of the energy lost as heat in the process. (D)
The energy decreases by 10% every time you go up a trophic level.
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Answer:
They turn <em>moist</em><em> </em><em>red</em><em> </em><em>litmus</em><em> </em><em>paper</em><em> </em><em>blue</em> and they react with metals.
They turn moist red litmus paper blue because they have a pH range of 8-14, hence they are indicated by a blue colour of the litmus.
They react with metals because they are reactive, the reaction forms a metal salt and water.
Scientist think that early mammals came from the <span>Jurassic period </span>
