The answer is D) denser plates slide under lighter plates
The synapse is the junction present between two neurons.
In a synapse, the electric impulses are transferred in the form of chemical molecule, which is also known as neurotransmitter. The synapse receives the signals from the sender neuron also known as presynaptic neuron to the receiver neuron, also called as postsynaptic neuron.
Hence, the correct answer is option c. junction between a sending neuron and a receiving neuron.
Movement of cell against concentration gradient is called a.osmosis
The identification of an individual by the means of genetic engineering is possible because the Y chromosomes in the males does not experience any crossing-over as there is only a single Y chromosome present in a human male.
The mitochondrial DNA is passed from the mother to child in the cytoplasm of the cell, and it is passed on without any changes. The X chromosome is can be passed from a mother to her son as he will receive Y chromosome from his father.
Hence, the correct answer is 'Option B - The Y chromosome does not experience crossing over'.