Answer: The utilization of different resources requires different adaptations, selecting for different traits.
Explanation:
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Birds with larger beaks were better able to utilize the large seeds.
DNA analysis shows that their DNA is almost identical with only minor changes.
The diversity in environments on each island provides many opportunities to study how related organisms have adapted over time.
Scientists observe the frequency of the different forms of the gene and how it changes in response to the environment.
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Answer: <span>
1- Holding head erect
2- Sitting on a firm surface without support
5. Bearing majority of weight on legs
By the time the baby is ten months he should be able to support his own head, firmly sit and bear the weight of the body in their legs. Also they crawl and possibly walk using furniture as support.
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D. It provides buoyancy to a fish.
This air pocket is known as the swim bladder, and also called air bladder. This is a buoyancy organ possessed by most bony fish. The air bladder is located in the body cavity and is derived from an out pocketing of the digestive tube.
