Answer:
In areas of Africa where malaria is prevalent the number of sickle cell cases remains consistent generation after generation. ---- support the hypothesis.
In Canada the incident of sickle cell anemia has been increasing in the population. ----- contradicts the hypothesis.
Explanation:
In areas of Africa where malaria is widespread the number of sickle cell cases remains consistent generation after generation while on the other hand, In Canada the incident of sickle cell anemia are lower in the population because of environmental condition is not good for increase in malarial disease. In Africa, the environment is suitable for the mosquitoes that causes malaria so there is high increase of sickle cell anemia in the population.
<span>It should be false, the crust is eventually cold and brittle for convection of currents to occur. The convection currents that is usually located at the magma drive plate tectonics. Warm produced from the radioactive rot of components somewhere down on the inside of the Earth makes magma in the aesthenosphere.</span>
Nucleotides. They are the building blocks of DNA.
Frogs<span> are at the bottom of the food chain; they need a lot of offspring in order to offset how many are being eaten everyday. Basically, </span>gametes<span> are sex cells. ... So to increase the chances of fertilization </span>frog produce large<span> no. Of </span>gametes<span> and basically sprays them over eggs released by female.</span>
Answer:
B) 10% of the energy goes to the next level of the energy
Explanation:
The 10% Rule means that when energy is passed in an ecosystem from one trophic level to the next, only *ten percent* of the energy will be passed on.