Answer:
Though chemical fertilizers increase crop production; their overuse has hardened the soil, decreased fertility, strengthened pesticides, polluted air and water, and released greenhouse gases, thereby bringing hazards to human health and environment as well.
The answer is; B
Not all disturbances to ecosystems are undesirable. The fact, however, is that disturbance does change the structure of the ecosystem including impacting the biodiversity. The disturbance may benefit some species while it may be disadvantageous to some species. An example is that while a volcanic eruption might devastate a whole ecosystem, the recovered ecosystem after time may have an increased biodiversity than before.
Heredity.
It helps explain why children tend to resemble their parents, as well as how a genetic disease runs in a family, although some genetic conditions are caused by mutations in a single gene.
Answer:
The probability that this couple will have a child with Duchenne Muscular Dystrophy is 50/50
Explanation:
This Punnett square shows our woman as "xx" and our man at "xy". Knowing this, we can now look back at the Punnett square's results. Out of the four squares, two of them are fill with the woman's carried condition, but the other two are also filled with the man's. So, that leaves us with a 50 percent chance that their child will have DMD.
Hope this helped!
Sources: N/A
I don't know what the lotka thing is, but I'd guess c and d because their coefficients are closer