4 Select the correct answer.
According to Piaget's theory of cognitive development, which stage is over by the end of the first two years of a child's life?
OA. preoperational stage
ОВ.
concrete operational stage
Ос.
formal operational stage
OD
sensorimotor stage
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Determine if the following statement is true or false. if true, choose true. if false, choose the rewording that is true. according to the law of independent assortment, alleles for each gene are inherited together so that they always stay together. according to the law of independent assortment, offspring express a combination of their parents' traits. according to the law of independent assortment, alleles for a characteristic split during meiosis and combine during fertilization. true according to the law of independent assortment, alleles for each gene are inherited independently so that no two alleles stay together.

Environmental impacts on evolution : mastery test

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind