The Bases of DNA
Base Pairs
DNA Sequencing
100

DNA has how many nitrogenous bases?

There are four base pairs

A - C - G - T

100

Base-pairing rules state that A always pairs with ____.

T (Thymine) and/or Uracil (U)

100

What is the complementary DNA sequence to the one below? (Think DNA)

ACA AAC CGG AAG

TGT TTG GCC TTC

200
What is the name for the base represented by an (A)?
What is Adenine
200

Base-pairing rules state that G always pairs with _____.

Cytosine (C)

200

What is the complementary DNA sequence to the one below? (Think DNA)

GGA CAA AAA CAC

CCT GTT TTT GTG

300
What is the name for the base represented by a (G)?
What is Guanine
300

Base-pairing rules state that T always pairs with ____.

Adenine

300

What is the complementary DNA sequence to the one below? (Think mRNA)

TTA CTT AAA TCG

AAU GAA UUU AGC

400
What is the name for the base represented by a (C)?
What is Cytosine
400

Base-pairing rules state that C always pairs with ____.

Guanine (G)

400

What is the complementary DNA sequence to the one below? (Think mRNA)

GTT TTT GGC AAG

CAA AAA CCG UUC

500
What is the name for the base represented by a (T)?
What is Thymine
500

Base-pairing rules state that A always pairs with ____ when looking at mRNA.

Uracil (U)

500

What is the complementary DNA sequence to the one below? (Think mRNA)

TCT TTA AAA ATA

AGA AAU UUU UAU