If the Sequence of a CDNA Matches a DNA Sequence

question 16

Multiple Choice

If the sequence of a cDNA matches a DNA sequence in the genome,then this genomic DNA is likely to _____.

• A)code for a protein
• B)code for a ribozyme
• C)code for an rRNA
• D)be part of an intron
• E)be a regulatory sequence

---

Definitions:

Chemical Synapse

A junction between two nerve cells, where neurotransmitters are used to relay signals.

Presynaptic Terminal

The end part of a nerve fiber that releases neurotransmitters to transmit nerve signals to another neuron across a synapse.

Postsynaptic Membrane

The part of the nerve cell membrane that is on the receiving end of a synapse, responding to neurotransmitters released by the presynaptic neuron.

Synaptic Cleft

The narrow gap between the terminal end of a neuron and the neighboring neuron or muscle cell, across which neurotransmitters are released to transmit signals.