A) secretion of acids and ammonia
G) The objects must be different temperatures
The way that heat transfer works is that the warmer object transfers energy to the colder one in order to reach equilibrium
Answer:
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<em>The number of flights performed globally by the airline industry increased steadily since the early 2000s and reached 38.9 million in 2019. However, due to the coronavirus pandemic, the number of flights dropped to 16.4 million in 2020.</em>
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Answer:
Fertilization occurs when one of the sperm cells fuses with the egg inside of an ovule. After fertilization occurs, each ovule develops into a seed.