A. Is the answer
The Hardrock Mining and Reclamation Act (H.R. 2262), instituted royalty payments for minerals taken from public lands, established modern environmental standards and bonding requirements for mine operations and accelerated cleanup of abandoned mines.
Answer - There can be many factors such as mutations, natural selection, nonrandom mating, genetic drift, gene flow. But nonrandom mating can have long term effects.
Reason - Reason why it has a long term effect is because of the survival of that organisms and how it will adapt to its own environment with the introduction of nonrandom mating etc..
I think it's D: ribosomes and mitochondria. do you go to K12?
Answer:
The biopsychosocial model reflects the development of illness through the complex interaction of biological factors (genetic, biochemical, etc.), psychological factors (mood, personality, behavior, etc.) and social factors (cultural, familial, socioeconomic, medical, etc.).
Explanation:
<span>My answer: Mutations are a change in the genetic structure of a chromosome. Chromosomes contain DNA and RNA, and strands of DNA 'codes' if you will, make up a chromosome.
Hope I helped! :D</span>