Replication, Transcription, Translation, and Mutations Crossword

Part of a chromosome, passed on from parents to offspring
Unwound DNA
Passed on from parents to offspring
In DNA, adenine pairs with _____
_____ contain nitrogen (2 words)
The bases are often abbreviated to _, _, _ and _
The sides of DNA are made of _____ and phosphate.
_____ connect the bases (2 words)
DNA is shaped like a twisted ladder, or _____ (2 words)
DNA replication is _____
DNA replication does not happen when the cell _____
Helicase _____ DNA
_____ creates a primer on the DNA strand by adding RNA nucleotides
_____ adds nucleotides and checks to make sure the new copy is correct (2 words)
_____ joins the Okazaki fragments
DNA is _____
Because it only makes 5'-3', DNA polymerase makes little sections for the other side called _____ (2 words)
DNA polymerase replicates one strand _____ and one not
Ribosomes are located on the _____ (2 words)
_____ are made in the ribosomes
Transcription is the process of making _____
Transcription happens in the _____
RNA has _____ instead of thymine
After transcription, mRNA leaves the nucleus and attaches itself to a _____
Translation occurs in the _____, specifically on the ribosomes
The message from the mRNA will be translated into an _____ sequence (2 words)
_____ carries amino acids to the site of protein synthesis
A(n) _____ is a sequence of three bases that codes for an amino acid
A(n) _____ is a sequence of three bases in a tRNA molecule
tRNA and mRNA are involved in _____ (2 words)
A change that takes place in DNA
Mutations can be _____
A mutagen is a(n) _____, such as radiation, chemicals, high temperatures, or UV light
A mutation can change the _____ and be replicated when forming new cells (2 words)
A mutation can be _____, beneficial, or harmful
One base is placed incorrectly
One base is deleted
One base is added
Type of mutation that changes the entire sequence of DNA following the mistake (2 words)
A and G are both _____
T and C are _____
A purine —> pyrimidine or pyrimidine —> purine mutation
A purine —> purine or pyrimidine —> pyrimidine mutation