Answer:
d. neurotransmitter
Explanation:
In this definition, Anna was very close to successfully describing long-term potentiation. However, her definition is inaccurate because she mistook neurons for neurotransmitters. Long-term potentiation is the strengthening of synapses (or the enhancement of communication) between two neurons. These patterns of synaptic activity produce a long-lasting increase in signal transmission. This phenomenon occurs thanks to synaptic plasticity, which is the ability of chemical synapses to change their strength.
Answer: American Indians of the West traded in enslaved American Indians.
Strong tribes in the region captured and traded weaker American Indians to the Spanish
Explanation: it’s right
According to Dunphy (1963), the second step in the sequence of male–female relationships during childhood and adolescence is a loose association of girls and boys, with public interactions within a crowd. Dexter Dunphy’s classic study of Australian adolescent cliques suggests that cliques prepare adolescents for the hetero-social world. The first step are groups of friends, exclusively one sex or the other
.