Vocab
DNA (Deoxyribonucleic Acid)is composed of small units (monomers) called ____________
nucleotides
acts as a blueprint for everything in the body
DNA
Interphase is made up of which three stages?
G1, S, G2
Write the complimentary DNA strand for the following:
A G T A C C
T C A T G G
During this stage of mitosis, chromosomes align in the middle of the cell
Metaphase
Cell Cycle
Is a double helix consisting of a phosphate backbone and nucleotides
What occurs during S phase?
Chromosomes are duplicated
Which step (1-4) is the following step of DNA replication?
An enzyme called helicase opens the DNA molecule by untwisting, and separating it at the N.B. creating a replication fork.
STEP ONE
Cell division is also known as ____________ which results in 2 identical daughter cells
Mitosis
A CHANGE in the nucleotide sequence of a DNA molecule.
Mutation
A single strand with nucleotides that pairs up A-U and C-G.
Mitosis
An additional enzyme called __________ attaches to each half of the separated DNA molecule.
DNA Polymerase
In this stage of mitosis the chromosomes tighten and condense
Prophase
A cell with ONE set of chromosomes
Haploid
Where is DNA found in the cell?
Nucleus/Chromosomes
The cell cycle consists of which two main stages
Interphase and Mitosis
What is the result of DNA replication?
2 identical strands of DNA
In this stage of mitosis, the chromosomes split and begin to move to opposite ends of the cell
Anaphase
A cell with TWO sets of chromosomes
diploid
List the 3 types of RNA
mRNA tRNA rRNA
List the stages of mitosis in order
Prophase, metaphase, anaphase, telophase (cytokinesis)
The two main steps in protein synthesis are _____ ?
Transcription and translation
Telophase