Answer: Mutation. The allelic variations that make evolution possible are generated by the process of mutation, but new mutations change gene frequencies very slowly, because mutation rates are low. Assume that the gene allele A1 mutates to allele A2 at a rate m per generation and that at a given time the frequency of A1 is p.
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The correct answer is:
Yes, Kudzu helps prevent erosion.
Explanation:
Kudzu is a leafy vine that can prevent soil erosion. This is due to its wide leaves and strong root system that prevents soil erosion. In fact, Kudzu exhibits a symbiotic relationship with nitrogen-fixing bacteria, which may help explain their successful growth on heavily eroded sites. The kudzu cover prevents soil erosion because produces a high density of organic matter and this slows down the speed of rainwater. Also, Kudzu maintains soil moisture and prevents runoff even on steep slopes.
Explanation:
we have mass Extinction deforestation and pollution
The correct answer is: d.Most people with this disorder are female.
Antisocial personality disorder - ASPD also called sociopathy is a personality disorder in which person doesn’t pay attention to the rights of others. The behavior of people with this disorder :
• Consistently not showing no regard for right and wrong,
• Ignoring the feelings of others,
• Antagonization and, manipulation,
• Not showing guilt or remorse .
Sometimes even destructive and criminal behavior might appear.
The answer is B . two atoms exchange electrons and become ions