Answer:
Option D, The DDT killed susceptible flies. The few that were already naturally resistant survived and passed this resistance on to their offspring.
Explanation:
When DDT was sprayed for the first time, some of the house flies which were not capable enough to withstand the adverse effects of DDT , eventually died. And the butterflies that survived through this, were having a natural resistance against DDT. Now, with time these DDT resistant houseflies mated and produced offspring that had genetic trait of resisting DDT by birth. This is the reason, why houseflies after ten years were as abundant as ten years back when the control program was started.
Option D is correct
Answer:
Angiosperms
Explanation:
Angiosperms are important to humans in many ways, but the most significant role of angiosperms is as food. Wheat, rye, corn, and other grains are all harvested from flowering plants.
The answer is C. The first option is highly unlikely, the second option is impossible, and C is a much more likely answer than D.
Alice who take lithium to control her symptoms of mental disorder which is known as Bipolar disorder.
Bipolar disorder which was formerly called manic depression is a mental health condition that causes extreme mood swigs that include emotional highs that is (mania or hypomania) and low (depression). when one is depressed one feel sad and lose feel lose of interest in most activities
Answer: The correct answer is option (A) it produces molecules of ATP.
Explanation: The main role of the electron transport chain in cellular respiration is that it produces ATP molecules. Adenine tri phosphate (ATP) is a molecule of energy which is produced during oxidation reduction reaction. This energy is used in most of the chemical reaction that is occur inside the cell.
