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During which phase in the cell cycle could a person inhibit (prevent, slow down) the synthesis of DNA?
S Phase
A _______________________ is made of phosphate, deoxyribose (a sugar), and a nitrogen base.
nucleotide
The nitrogenous base that pairs with Thymine (T) is what?
Adenine (A)
Cytosine and Guanine are a nitrogen base pair that goes together. What type of chemical bond holds them together?
weak hydrogen bond
What is the correct order of bases that would pair up with one side of the double helix of DNA with this code? TACCGATTGC
ATGGCTAACG
What happens in the first step of DNA replication?
The double helix strand of DNA separates
After DNA replicates in the synthesis phase, how much DNA is in the cell until mitosis occurs?
Double
What can happen if cells divide too rapidly (go through mitosis too quickly)?
Tumors (Cancer)
How many cells are produced in mitosis?
2
True/False: The cells in living things all contain nucleic acids that control the activities of the cell.
True
What sugar is found in a nucleotide?
deoxyribose
What type of biomolecule is deoxyribose?
Carbohydrate
Another term for mitosis is ____.
Cell Division
True/False: One parent cell will produce two daughter cells each with half the DNA of the parent.
False, each daughter cell will have the same amount of DNA as the parent cell.
What are chromosomes made of?
DNA
What happens to the nuclear membrane in prophase?
It disappears
