I think the correct answer from the choices listed above is option B. The events that lead to genetic drift are random. Genetic drift involves the change in relative frequencies <span>of different genotypes in a small population which happens by chance so they are unpredictable.</span>
Answer:
Small stars, like the Sun, will undergo a relatively peaceful and beautiful death that sees them pass through a planetary nebula phase to become a white dwarf, which eventually cools down over time and stops glowing to become a so-called "black dwarf".
Explanation:
Answer:
Debido a la reacción con el oxígeno.
Explicación:
Los alimentos tienen áreas oscuras una vez que se cortan o pelan debido a la reacción del oxígeno con los fenoles de las frutas. El oxígeno en el aire puede hacer que la fruta en rodajas se dore debido a un proceso llamado pardeamiento enzimático, que es una reacción de oxidación. La enzima fenolasa se encuentra en las células de la manzana que reaccionan con el oxígeno cuando se exponen al aire al cortarlas o pelarlas, por eso los alimentos tienen áreas oscuras o marrones cuando se cortan o pelan.
Answer:
Environmental scientists gather samples and observational data in the field and conduct tests in the lab. For example, they often analyse water and soil for pollution caused by industry and agriculture. They will test water, soil or air samples to find the type, concentration and source of the pollution.
Explanation:
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