Biology, 14.04.2020 18:03 lorilhuff8197
A large population of cockroaches was sprayed with an insecticide. A few of the cockroaches survived and produced a population of cockroaches that was resistant to this spray. What can best be inferred from this example?
A. A species will adapt no matter what the environment.
B. The environment has no effect on the survival of an organism.
C. Insecticides cause mutations that are passed on to the next generation
D. Individuals with favorable variations survive and reproduce.
Answers: 1
Another question on Biology
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 04:00
The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons
Answers: 1
Biology, 22.06.2019 18:30
The hypothesis that evolution occurs at an irregular rate through geologic time is known as: directional evolution directional equilibrium punctuated equilibrium punctuated evolution
Answers: 1
You know the right answer?
A large population of cockroaches was sprayed with an insecticide. A few of the cockroaches survived...
Questions
Mathematics, 29.01.2021 06:30
Mathematics, 29.01.2021 06:30
Mathematics, 29.01.2021 06:30
English, 29.01.2021 06:40
English, 29.01.2021 06:40
Mathematics, 29.01.2021 06:40
Mathematics, 29.01.2021 06:40
Biology, 29.01.2021 06:40
Mathematics, 29.01.2021 06:40
Mathematics, 29.01.2021 06:40
History, 29.01.2021 06:40
