Answer:
The temporary release of serotonin has been found to facilitate memory formation, and the temporary release of stress hormones has been found to facilitate memory formation.
Explanation:
Both serotonin and stress hormones have been proven to ease the formation of memory. Serotonin is found in the enteric nervous system, the central nervous system, and also stored in blood platelets; while stress hormones such as cortisol and adrenalin are produced by the adrenal gland when stimulated by either the hyphotalamus or the sympathetic nervous system.
Answer:
Niche can be described as the role or position that a particular organism has in its ecosystem.
For example, honeybees which will gather nectar from flowers to make honey is an example of a niche. The particular role of honeybees in an ecosystem is to collect nectar in that ecosystem from different flowers and to produce honey. Other organisms living in the same environment will not perform the same function in the ecosystem.
Answer: 2
Explanation: There's X (female) and Y (male).