false
Explanation:
The half-life of C-14 is shorter than that of U-238. Every radioactive isotope have their distinct and unique half-life.
- The half-life of an isotope is the time taken for half of the radioactive nuclei to disintegrate.
- The shorter the half-life, the faster an isotope decays.
- C-14 has an half life of 5700 years. It is used for dating archaeological materials.
- U-238 has an half life of 4.5 billion years. It has been used to date the age of the earth.
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Answer:
Explanation:
English King Henry VIII, who married six times, suffered from a rare blood disorder which was responsible for the miscarriages of wives and also made him “unstable” , a new research has claimed.Most British school children learn the following rhyme to help them remember the fate of each wife: “Divorced, Beheaded, Died: Divorced, Beheaded, Survived”.
Answer: fertilization
Explanation:
the answer is fertilization. just took the test
Fatty acids vary in their degree of saturation or unsaturation due to their number of :Double bonds
Explanation:
Tall, perennial grasses and herds of grazing herbivores are inhabitants of tropical and temperate biomes and not desert biomes.
Deserts do not support the growth of perennial grasses and a sustained herd population.
- A desert is an arid landscape with very little to no rainfall through the years.
- Plants needs water to manufacture their food and live.
- Since this condition is absent, they cannot thrive in such biomes.
- Grazing herbivores needs a lot of grasses to satisfy their foraging and ruminant nature.
- Since grasses are lacking, they cannot survive.
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