I believe the correct answers are: post-synaptic receptors
and shape of the neurotransmitter.
In the lock-and-key analogy for neurotransmitters, the lock
refers to the post-synaptic receptors, whereas the key refers to the shape of
the neurotransmitter.
Analogy of key-and-lock refers to the binding to occur
between post-synaptic receptors and the shape of neurotransmitters, in which the
neurotransmitter and the receptor site must have perfectly complementing
shapes, as does a key that fits a lock.
Answer:
Evolution
Explanation
change in the frequency of alleles within a gene pool from one generation to the next. When changes is noticeable as the production increases, it is called Evolution.
Answer:
plz mark me as brainiest
Explanation:
The Human Development Index (HDI) is a summary measure of average achievement in key dimensions of human development: a long and healthy life, being knowledgeable and have a decent standard of living. ... The HDI uses the logarithm of income, to reflect the diminishing importance of income with increasing GNI
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