Answer:
If a geneticist is studying the visible expression of allele combinations in an organism, such as its height, hair color, and eye color, they are studying the organism's phenotype. Therefore, the correct answer is b) Phenotype.
Answer:
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Explanation:
Certainly! Here are five examples of situations or phenomena related to air pressure:
1. Weather Systems: High and low-pressure systems in the atmosphere influence weather patterns. High-pressure areas are associated with clear skies and stable weather, while low-pressure areas often bring cloudy, stormy conditions.
2. Barometer: A barometer is an instrument used to measure atmospheric pressure. It can indicate changes in weather conditions. A rising barometer suggests high pressure and fair weather, while a falling barometer indicates low pressure and the potential for storms.
3. Suction Cups: Suction cups work by creating a vacuum between the cup and a surface, causing lower air pressure inside the cup compared to outside. This pressure difference allows the cup to stick to the surface.
4. Scuba Diving: As divers descend underwater, the pressure increases due to the weight of the water above them. They must equalize the pressure in their ears and masks to avoid discomfort or injury.
5. Airplane Flight: Aircraft cabins are pressurized to maintain a comfortable atmosphere for passengers at high altitudes. The pressure inside the cabin is adjusted to simulate conditions at lower altitudes, where oxygen levels are sufficient for breathing.