The diagram below is a simplified example of a signal transduction pathway - VCE - SSCE Biology - Question 4 - 2020 - Paper 1
Question 4
The diagram below is a simplified example of a signal transduction pathway. Three steps in the pathway are labelled.
There are three labels in the diagram that have... show full transcript
Worked Solution & Example Answer:The diagram below is a simplified example of a signal transduction pathway - VCE - SSCE Biology - Question 4 - 2020 - Paper 1
Step 1
Name each of the following structures. Structure X
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Answer
Structure X is a receptor, which is responsible for binding the signaling molecule to initiate the signal transduction pathway.
Step 2
Name each of the following structures. Structure Y
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Structure Y refers to the nuclear membrane, which serves as a barrier that separates the nucleus from the cytoplasm and facilitates the transport of proteins and RNA.
Step 3
Identify an example of Process Z.
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An example of Process Z is the regulation of gene expression, where the activated transcription factor promotes the transcription of specific genes leading to protein synthesis.
