Module 8

DNA as a string

Representing sequences in Python.

A sequence is text

A DNA sequence is a chain of the letters A, T, G, and C. In Python, we represent it as a string.

Python
sequence = "ATGCGTA"
print(sequence)
print(type(sequence))
ATGCGTA <class 'str'>
ATGCGTA
Your task

Store DNA as a string

  • Store ATGCGTA in a variable and print it.