Answer:
c. population
Explanation:
A localised group of organisms that belong to the same species is called Population. This can be a local population if the organisms stay at a particular place or a metapopulation if the organisms tend to move from one geographical location to another.
The answer is Habitat. The brackish water environment is formed due to the mixing of fresh water from the river with the salty waters of the ocean. This habitat is significant for fishes that come to spawn and feed. Crabs, mosquitoes and birds can also be found in this environment.
Answer;
DNA replication is semi-conservative.
The meselson-stahl experiment supported the hypothesis that DNA replication is semi-conservative.
Explanation;
The Meselson-Stahl experiment was an experiment by Meselson and Stahl that proved that the semi-conservative model by Watson and Crick was correct.
DNA replication is semi-conservative in the sense that the new helices formed after replication contain, one new DNA strand and one old strand from the parent DNA molecule.
Answer:
The correct answer is insight learning.
Explanation:
A kind of problem-solving or learning, which takes place instantaneously by comprehending the various aspects of an issue in spite of going through trial and error procedure is termed as insight learning. The given case is a clear illustration of insight learning. This form of learning takes place if one finds a novel way to solve an issue without the help of any other elements.
The individual in the given case used the help of a cut potato to collect the broken pieces of a lamp, which is an illustration of insight learning. The person has used his instinct and has not used any outside source for doing what he had done.