Quais são as condições que o meio ambiente dispõe para a alimentação dos seres vivos?

Astudy was performed on 20 trees to test the effectiveness of a new fertilizer. the results of this specific study is brought into question. what would possibly improve the reliability of the results?

Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the trait of color blindness. the only unknown is the mother in the first generation

What is the inability of an individual or a society to achieve a minimum standard of living known as ?