BioSphere — Interactive Biology Learning

The single-stranded RNA transcript transcribed from a DNA gene that carries the protein-building sequence code to the ribosome.

PRIMARY FUNCTIONTransports genetic code from nucleus to cytoplasmic ribosomes for translation.

LOCATION IN CELLNucleus (splicing), Cytoplasm (translation)

ESTIMATED STUDY TIME⏱️ 15 Mins

SEQUENCE & CODON TRANSLATOR

Central Dogma Sequence Inspector

5' → 3' DNA TEMPLATE STRAND:

5' → 3' DNA TEMPLATE

AGGCAA

5' → 3' mRNA TRANSCRIPT

UCCGUU

TRANSLATED POLYPEPTIDE CHAIN

UCCSerSerine

GUUValValine

STRUCTURAL ANATOMY

Key Molecular Components

5' Cap

7-methylguanosine cap shielding transcript from exonuclease degradation.

Coding Exons

Translated nucleotide sequences specifying amino acid codons.

Poly-A Tail

200+ adenine nucleotide tail regulating mRNA stability and export.

INTERACTIVE MOLECULAR LAB & SANDBOX

DNA Base Pairing Sandbox

Given the 5' → 3' template DNA strand below, build the complementary 3' → 5' strand by selecting matching nucleotides (A-T, G-C).

Template Strand:

ATGCGATCGATC

Your Strand:

Select Nucleotide to Add:

MOLECULAR ASSESSMENT & CERTIFICATION

Messenger RNA Evaluation Suite

REWARD+200 XP

Q1: What is the primary biological function of Messenger RNA?

Q2: Which cell location contains mRNA?

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