WorksheetsReplication, Transcription, and Translation— Biology I (Grade 7)
Total questions: 48
Worksheet time: 24mins
A group of K POP demon hunters—Niamah, Nia, and N'Yah—are gearing up for their next big mission! To heal quickly after epic battles, they need to know how their cells copy DNA. What steps should they write in their training manual about DNA replication?
DNA is cut into pieces and mixed with proteins to form new chromosomes
DNA unwinds; complementary nucleotides are added by DNA polymerase; two identical DNA molecules form
RNA copies DNA directly into proteins in the ribosome
The cell divides first, then DNA is made afterward
Rashed, Pyrce, and Reese are on a mission as K POP demon hunters in their science lab! They're investigating how DNA replicates and stumble upon a mysterious enzyme that acts like a zipper, unzipping the DNA strands. Which enzyme is responsible for this unzipping action?
DNA polymerase
Helicase
Ligase
Ribosome
During a science lab, Eleven, Mike, & Dustin—the Stranger Things crew—along with Stella & Taha from Ms. Solomon's class are building a model of DNA replication. As they separate the DNA strands, they realize something mysterious needs to swoop in and bring the missing parts to fill in the gaps. Which enzyme acts as the hero, bringing in the missing pieces during DNA replication?
RNA polymerase
Helicase
DNA polymerase
Primase
Will, Eleven, and Yari are working together on a science project in Hawkins Lab about DNA replication. They discover that DNA replication is called “semi-conservative.” Can you help them figure out what “semi-conservative” means?
Each new DNA molecule has two completely new strands
Each new DNA molecule keeps one original strand and adds one newly made strand
DNA is partly destroyed during replication
Half of the chromosomes are copied each time
Sam, Serenity, and Noel are on a science adventure as K POP demon hunters! They're trying to uncover the secret location where DNA replication happens inside a cell. Can you help them figure out where this important process takes place?
Nucleus
Cytoplasm
Ribosome
Cell membrane
During a science class in Hawkins Middle School, Eleven, Rylann, and Rosalind are having a friendly debate about where transcription takes place in a cell. Can you help them settle the discussion by choosing the correct location for transcription?
Nucleus
Ribosome
Golgi apparatus
Cell membrane
During their secret mission, Shanda Rose, Spencer, and Michael are helping the K POP demon hunters crack coded messages! In the process of transcription, what is made from what?
mRNA is made from DNA
DNA is made from mRNA
tRNA is made from proteins
rRNA is made from lipids
Marc Jr., Bella Maria, and Bella are joining JISOO and MINHO on a K-POP demon hunting adventure! Before they can unlock the magical scroll, they must solve a genetics puzzle together. Help them fill in the chart: What is the difference in number of strands for DNA and RNA?
DNA has two strands; RNA has one strand
DNA has one strand; RNA has two strands
Both DNA and RNA have two strands
Both DNA and RNA have one strand
Luke, Eleven, and Marcus are on a science quest in Hawkins! They're racing to fill in a chart that compares DNA and RNA to help solve a mystery in the Upside Down. Help them crack the code: What sugar is found in the backbone of DNA, and what sugar is found in RNA?
DNA: ribose; RNA: deoxyribose
DNA: deoxyribose; RNA: ribose
DNA and RNA both use glucose
DNA and RNA both use sucrose
Kenna, Faith, and Calli have teamed up with Hopper and Joyce for a science adventure in Hawkins! To unlock the next clue hidden by the Upside Down, they need to fill in a chart showing the differences between DNA and RNA. Which bases should our Stranger Things squad list as found in DNA versus RNA?
DNA: A, U, C, G; RNA: A, T, C, G
DNA: A, T, C, G; RNA: A, U, C, G
DNA: A, T, C, U; RNA: A, T, C, G
DNA and RNA use the same bases
During their epic science adventure, Lucas, Lucy, and Lila are on a quest to help the K POP demon hunters compare DNA and RNA! They need to fill in the chart to reveal the secrets of these molecules. When it comes to leaving the nucleus, which one has the special pass—DNA or RNA?
DNA can leave; RNA cannot
RNA can leave; DNA cannot
Neither DNA nor RNA can leave
Both DNA and RNA can leave
Drew, Kendall, and Liam are on a secret mission in Hawkins to stop a sneaky science Demigorgon-y creature from the Upside Down! To crack the creature’s code, they need to fill in the chart showing the roles of different RNA agents. What super-important job does mRNA have?
Forms the ribosome and catalyzes peptide bonds
Carries amino acids to the ribosome
Carries the genetic code from DNA to the ribosome
Cuts introns out of DNA
Abigail, Koen, and Briggs are legendary K-POP demon hunters on a wild mission! They're filling out a chart to figure out which team member does what during their epic demon hunt. If one of them acts like tRNA, what is their special job?
Carries special weapons to the battle site
Carries the mission instructions from headquarters to the team
Replicates the team's strategy
Stores secret information back at headquarters
NYAH, ROS, SERENITY, and their squadmates Daniel and Charlotte are K POP demon hunters on a top-secret mission! They're working together to fill in a chart about the roles of different team members in their squad. When it comes to rRNA, what special job does it have in their epic quest?
Forms the main base (like the ribosome) and helps coordinate the creation of new battle strategies (like catalyzing peptide bond formation)
Delivers special weapons to the base (like carrying amino acids to the ribosome)
Brings secret mission codes from headquarters to the base (like carrying the genetic code from DNA to the ribosome)
Repairs damaged equipment after battles (like repairing DNA breaks)
In the mysterious Hawkins lab, DUSTIN, ELEVEN, and LUCAS are on a mission to uncover the secrets of RNA! Diagram A shows what DUSTIN discovered: a ribosome with strange internal squiggles. Diagram B reveals what ELEVEN found: a cloverleaf-shaped molecule. Diagram C displays what LUCAS observed: a long single-stranded chain of nucleotides. Can you help them out by labeling each diagram as mRNA, tRNA, or rRNA?
mRNA
tRNA
rRNA
Mike, Eleven, and Dustin have teamed up with Hopper and Joyce on a mysterious mission in Hawkins! They're decoding a secret message from the Upside Down by analyzing diagrams of strange RNA molecules. Diagram B reveals a cloverleaf-shaped molecule. Can you help the team label each diagram as mRNA, tRNA, or rRNA?
mRNA
tRNA
rRNA
During a biology lab, Eleven, Mike, and Dustin from the Stranger Things group are on a quest to identify mysterious RNA diagrams! Diagram C reveals a long single-stranded chain of nucleotides. Can you help them label each diagram as mRNA, tRNA, or rRNA? What type of RNA is shown in Diagram C?
mRNA
tRNA
rRNA
Mike, Eleven, and Dustin are on a science quest in Hawkins, trying to discover where cells build their proteins! Can you help them answer: Where in the cell does translation happen?
At ribosomes in the cytoplasm
In the nucleus
In the mitochondria matrix
At the cell membrane
During a biology lab, Landon, Lillian, and Lilly—who moonlight as K POP demon hunters—are using their notes to crack the mystery of translation (mRNA to Protein). In this epic process, what is made from what?
Protein is made from amino acids
mRNA is made from proteins
DNA is made from amino acids
Amino acids are made from DNA
During a high-stakes mission briefing, Keyliana, J-Lux, and Jack-Jack—the K POP demon hunters—are racing to decode secret messages. Suddenly, they stumble upon a clue: 3 bases of mRNA are called a(n)... What do they discover?
codon
anticodon
exon
centromere
On a top-secret K POP mission, Chase, Jeankarlys, and Maria are racing to decode how cells make proteins! They stumble upon a clue: 3 bases of tRNA are called a(n)... What do you think it is?
anticodon
codon
intron
polymerase
During a science experiment in Hawkins Middle School, Ms. Scott, Alex, and Jayvon watched as mRNA helped build a protein, just like in their favorite biology lesson. They celebrated when a long chain of amino acids started to form. What is this chain called?
polypeptide
chromosome
nucleotide
centrosome
Bennet, Brayan, and Dominic are on a K-POP-inspired adventure as secret codebreakers! They discover a magical diagram where the first arrow shows a DNA sequence being transformed into an mRNA sequence, and the second arrow reveals the mRNA sequence being decoded into amino acids to build a powerful protein for their next quest. Using your knowledge of protein synthesis, what are the names of these two amazing processes?
Transcription
Translation
Replication
Point mutation
Reese, Christian, and Drew are K POP demon hunters training for their next big battle! To power up, they need to know how their cells make proteins. Using their Protein Synthesis Notes and Review Sheet, they debate: What is the first step in protein synthesis, and what comes next?
Transcription; Translation
Translation; Transcription
Replication; Translation
Replication; Transcription
Evelyn, Briggs, and Kenna are K POP demon hunters on a mission to unlock the secret behind their superpowers! While analyzing mysterious DNA samples, they spot a sneaky change in just one nucleotide base. What type of mutation did our heroes discover?
A change in a single nucleotide base
Insertion of several bases that shifts the reading frame
Loss of large parts of a chromosome
Exchange of entire genes between chromosomes
In Hawkins Middle School, Dustin and Lucas are discussing strange happenings in the Upside Down. Dustin asks Lucas: "If the Demogorgon messed with someone's DNA, causing a frame shift mutation, what exactly does that mean and why is it important in genetics?" What should Lucas say to impress Dustin?
Insertion or deletion of a base that changes the reading frame
A change in one base with no frame change
A mutation occurring only in mitochondria
A temporary change that is immediately repaired
Mike, Eleven, and Dustin are on a science adventure in Hawkins, exploring how mutations travel from parents to children! Which of the following explains how a mutation can be inherited?
It must occur in sex cells (gametes) and be passed on during reproduction
It occurs in skin cells and spreads to the offspring
It is only possible through environmental exposure after birth
Only mutations in the brain are inherited
During a high-energy K POP demon hunter training session, Landon, Drew, and Koen are swapping stories about wild mutations! Using your Mutations Notes in the DNA Notes Packet, what are some causes of mutations that they might mention? Select all that apply.
Errors during DNA replication
Exposure to UV radiation or certain chemicals
Certain viruses
Eating a balanced diet
On their latest adventure, K POP demon hunters Ethan, Aiden, and Eli crack an encrypted message. They notice the secret code changes from AAATACGCG to AATACGCG. What type of mutation did the team discover?
Deletion (frameshift)
Insertion (frameshift)
Substitution (point mutation)
Duplication of a gene
Evelyn, Hadley, and Hadyen are part of a K POP demon hunter squad, and they're on a mission to boost their superpowers by studying DNA mutations! During their research, they notice a DNA segment changes from AAATACGCG to AAAATACGCG. What type of mutation did the squad discover?
Insertion (frameshift)
Deletion (frameshift)
Substitution (point mutation)
Inversion
During a science experiment in Hawkins Lab, Dustin and Eleven were investigating DNA changes. They discovered that a DNA segment switched from AAATACGCG to AAATACGCT. Can you help them figure out what type of mutation occurred?
Substitution (point mutation)
Insertion
Deletion
Duplication
Three K-POP demon hunters—James, Hannah, and Ethan—are teaming up in their training room to crack a magical scroll’s secret code! The scroll is being read by a mystical device, while enchanted messengers rush in with special stones to help build a powerful protective charm. What process is happening in this epic scene? (circle one)
DNA replication
Transcription
Translation
On a top-secret K POP mission, demon hunters MINJI and JISOO team up with Hannah, Sophia, and Charlotte to crack the magical translation diagram! As they race to unlock their powers, they stumble upon a mysterious structure labeled A. Can you help them figure out what it is?
Ribosome
mRNA
tRNA
Polypeptide chain
Abigail, Ava, and Hannah are on a top-secret K POP demon hunter mission! They're decoding a mysterious translation diagram to uncover magical clues. In the diagram, what is the structure labeled B that the team needs to identify?
mRNA
Ribosome
tRNA
Amino acid
Mike, Eleven, and Dustin are investigating a mysterious diagram in the Hawkins lab, trying to decode how the Upside Down communicates with our world. They spot a structure labeled C and start guessing what it could be! Can you help them out? What is the structure labeled C?
tRNA
Amino acid
Codon
Ribosome
During a science adventure in Hawkins Lab, Eleven, Mike, and Dustin are trying to solve the mystery of a translation diagram to help decode a secret message from the Upside Down! In the diagram, what is the structure labeled D?
Amino acid
Anticodon
Codon
Polypeptide chain
Mike, Eleven, and Dustin are in the Hawkins lab, trying to decode a mysterious translation diagram they found while investigating the Upside Down. They spot the feature labeled E and wonder: What is this strange part?
Anticodon on tRNA
Codon on mRNA
Ribosome
DNA
In Hawkins Middle School’s science lab, Dustin, Eleven, and Lucas are investigating a mysterious translation diagram that looks like something straight out of the Upside Down. They notice a three-base codon on the mRNA strand and are trying to figure out what the feature labeled F represents in the diagram. Can you help them solve this biology puzzle?
Codon on mRNA
Anticodon on tRNA
Amino acid
Ribosome
During a special K POP demon hunter training session, Luna, Maya, and Elijah are teaming up to crack the code of a translation diagram! The diagram shows a growing polypeptide chain emerging from the ribosome. The squad is stumped by the structure labeled G. Can you help them out? What is the structure labeled G?
Polypeptide chain
Ribosome
mRNA
tRNA
Abigail, James, and Jackson are on a quest to become legendary K POP demon hunters, but first, they must solve a biology mystery! In class, they spot a diagram showing a DNA double helix with a single-stranded RNA molecule being created from one DNA strand. What epic process are they witnessing in the lower diagram? (circle one)
DNA replication
Transcription
Translation
During a top-secret monster hunt, student detectives Kai, Evelyn, and Ethan are teaming up with K POP demon hunters MINJI and HANI! They're staring at a transcription diagram to crack the genetic code of a mysterious creature. Can you help them figure out: Which molecule in the diagram is the RNA?
The single-stranded green molecule produced alongside the DNA
The double-stranded gray helix
Both strands of the helix
The entire diagram shows only DNA
Emma and Mason, our K POP demon hunters, are on a top-secret mission! They're decoding a mysterious message using a transcription diagram. Can you help them figure out which structure in the diagram is the DNA?
The double-stranded gray helix
The single-stranded green molecule
Only the template strand shown
A tRNA molecule
Charlotte, Aria, and Sophia are on a science adventure! They’re examining the diagram to the right, which shows a DNA double helix being copied. What amazing process are they witnessing? (circle one)
DNA replication
Transcription
Translation
Mike, Eleven, and Dustin are working on a science project in Hawkins! They want to know how many codons are needed to bring in 5 amino acids to build a super cool protein for their experiment. Can you help them figure out how many codons they need?
4
5
6
10
During a lively training session, Henry, Scarlett, and Sophia—the K POP demon hunters—are on a quest to discover how proteins are made in cells. They stumble upon a mysterious clue: the start codon! Can you help them figure out what the start codon is?
AUG
UGA
UAA
UAG
In Hawkins High’s biology class, Mike, Eleven, and Dustin are discussing how proteins are made. They’re wondering: when building a protein, which amino acid does the start codon signal for?
Methionine
Lysine
Proline
Glycine
During a high-energy biology quiz, K POP demon hunters Sophia, Elijah, and Lily are on a mission to crack the genetic code! They're trying to remember the three stop codons that signal the end of protein synthesis. Can you help them out? What are the three stop codons?
UAA
UAG
UGA
AUG
At a K POP demon hunters' strategy meeting, William, Mason, and Charlotte are discussing their next mission. NYAH asks, "When the demon hunters receive a stop signal during their mission, what does it instruct them to do?"
No action; it signals the end of the mission
Start with Methionine
Proceed with Tryptophan
Continue with Proline
