Let’s go step by step to label the protein synthesis diagram correctly.
We are given these terms to use:
- transcription
- translation
- DNA
- mRNA
- ribosome
- tRNA
- amino acid
- polypeptide
- nucleus
- codon
- anticodon
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Step 1: Look at the top part of the diagram — inside a curved boundary (which is the
nucleus).
There’s a double helix structure → that’s
DNA.
An arrow points from DNA to a single strand being made → this process is called
transcription. The single strand being made is
mRNA.
So, in the nucleus:
- Double helix =
DNA
- Process making mRNA from DNA =
transcription
- Single strand leaving nucleus =
mRNA
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Step 2: Outside the nucleus, the mRNA attaches to a large structure with smaller parts moving along it → that’s the
ribosome.
The ribosome reads the mRNA and builds a chain → that’s
translation.
On the ribosome, you see little “T-shaped” molecules carrying dots → those are
tRNA.
Each tRNA has a set of 3 bases on the bottom → that’s the
anticodon.
The mRNA has sets of 3 bases too → those are
codons.
The dots on the tRNA are
amino acids.
As the ribosome moves, the amino acids link together into a chain → that’s the
polypeptide.
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Now let’s assign each term to the right place in the diagram:
Top section (inside nucleus):
- Double helix →
DNA
- Arrow showing copying →
transcription
- Single strand made →
mRNA
- Curved line around top part →
nucleus
Bottom section (outside nucleus):
- Long strand with bumps → still
mRNA (same one from nucleus)
- Big gray blob holding mRNA →
ribosome
- T-shaped molecules →
tRNA
- Three-letter groups on mRNA →
codon
- Three-letter groups on tRNA →
anticodon
- Small circles on tRNA →
amino acid
- Chain of circles growing →
polypeptide
- Whole process happening outside nucleus →
translation
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Final Answer:
Here’s how to label the diagram using the given terms:
In the nucleus (top part):
- The double helix structure →
DNA
- The process where DNA is copied →
transcription
- The single strand being made →
mRNA
- The outer boundary enclosing this area →
nucleus
Outside the nucleus (bottom part):
- The long strand with letter-like bumps →
mRNA
- The large machine reading the mRNA →
ribosome
- The whole process happening here →
translation
- The T-shaped carriers →
tRNA
- The 3-base sequences on mRNA →
codon
- The 3-base sequences on tRNA →
anticodon
- The small circles attached to tRNA →
amino acid
- The growing chain of circles →
polypeptide
You can write each term next to its matching part in the diagram as described above.
Parent Tip: Review the logic above to help your child master the concept of translation practice worksheet.