<span>d. hypothalamus
The </span>hypothalamus<span> in the brain, is responsible for monitoring the body temperature. The hypothalamus causes the body to react differently when the body is too hot or if the temperature gets too cold.</span> <span>The normal body temperature is 37'. The hypothalamus triggers the receptors such as sweat glands and body hair muscles in the body.The sweat glands open up when the body is too hot and secrets sweat until the temperature is regulated again. Similarly in cold conditions the body hair muscles pull the hair upright because standing hair absorbs more heat until the falling body temperature returns to normal.</span>
Explanation:
B. small, striated, and only 1-2 nuclei per cell
Answer:
Gravity provides and attractive force that keeps the chunk of matter in orbit around the sun
A geographically large form of ecology is called a biome. Numerous approaches have been developed by ecologists to categorize the biosphere into major biomes.
<h3>What criteria are used to categorize biomes?</h3>
Based on the species that live there, a place is classified as a biome. Scientists can describe a biome by describing the temperature range, soil type, amount of light, and water that are particular to a location and provide niches for specific species.
<h3>What biome has warm summers and freezing winters? trees that progressively lose their leaves?</h3>
The prominent trees in this biome are called after them because they lose their leaves in the winter. These forests may have a 20 to 30 m tall overstory and a 5 to 10 m tall understory.
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