How did insects become resistant to DDT
A. Some were already resistant and were the survivors that could reproduce.
B. All insects already had genetic resistance to DDT and it took effect once exposed.
C. The gametes of all insects exposed to DDT were mutated for the offspring to be resistant.
D. All surviving insects eventually developed resistance after multiple exposures to DDT.
Answers: 1
Biology, 21.06.2019 20:00, toshahoskins0098
How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.
Answers: 3
Biology, 22.06.2019 05:00, joelpimentel
Cedric has a low fever and minor aches. yesterday, he went to the doctor for his booster shot and receive the flu shot. which best explains why he has this reaction?
Answers: 2
Biology, 22.06.2019 06:30, lambobacon9467
Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16
Answers: 3
How did insects become resistant to DDT
A. Some were already resistant and were the surv...
A. Some were already resistant and were the surv...
History, 19.07.2019 01:00
Mathematics, 19.07.2019 01:00
History, 19.07.2019 01:00
Chemistry, 19.07.2019 01:00