Answer:
Option D, Five radish plants are grown in sunlight, while another five radish plants are kept in the dark.
Explanation:
In a controlled experiment, impact of one independent variable is studied on the dependent variable.
Here in this study sunlight is the independent variable while the radish plant is dependent variable.
The researcher wants to study the effect of sunlight on radish plants when they are exposed to it and compare it to the effect created on radish plants that are kept in dark.
Hence option D is correct.
Answer:
C, igneous rocks get worn away over time
Explanation:
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Answer:
Based on the principle that physical changes in organisms during their lifetime- such as greater development of an organ or a part through increased use- could be transmitted to their offsprings.
Explanation:
Answer:
On the tan sand more light colored mice will survive because they blend in and on the dark lava rock more dark colored mice will survive and the allele for dark fur will be passed on to their offspring.
Explanation: