D. a warm front causes rain showers to occur over a particular area for several days
Answer:A
Explanation:becuse they waste less heat energy
Through hemoglobin transport in blood, material exchange is carried out on the alveolar membrane.
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The answer is: Charle's Law.
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The law that states that the volume and absolute temperature of a fixed quantity of gas (ideal gas) are proportional under constant pressure is the Charle's Law, also known as the law of volumes.
The law describes how a gas kept under constant pressure tends to expand when the temperature increases and it's described by the following equation:

Where,

Also, to describe the relationship between two differents volumes at different temperatures, we have:

Where,

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K because parent atoms are always larger than their cations(positively charged atoms)