Cell Cycle
Regular sequence of growth and division is known as the
What is the cell cycle?
The chromosomes line up across the center of the cell
What is Metaphase?
DNA Molecules look like a ________?
What is twisted ladder/spiral staircase?
The cell makes an exact copy of DNA in its nucleus in a process called _____________.
What is replication?
__________is a disease in which cells grow and divide uncontrollably
What is Cancer ?
Stage during which the cell’s nucleus divides into two new nuclei.
What is Mitosis?
The centromeres split, and two chromatids separate. Each chromatid becomes a new chromosome, the new chromosomes move to opposite ends of the cell.
What is Anaphase?
In 1952, ___________ used an X-Ray Method to photograph DNA molecules.
Who is Rosalind Franklin?
This begins when two sides of DNA molecule _________(like a zipper)?
What is unwind and separate?
In time, the cells form a __________ which is a mass of abnormal cells
What is a tumor?
During this, the cell grows, and makes a copy of its DNA, and prepares it to divide into two cells.
What is Interphase?
Chromatin in the nucleus condenses to form chromosomes
What is Prophase?
Each rung is made up of _________?
What are nitrogen bases?
Next, nitrogen bases floating in the nucleus ____ with the bases on each half of the DNA molecule
What is pair up?
The use of drugs to treat a disease.
What is Chemotherapy?
Final stage of the cell cycle is called _______where the cytoplasm divides and the new organelles are distributed into each of the two new cells.
What is Cytokinesis?
The chromosomes begin to stretch out and lose their rod-like appearance
What is Telophase?
Adenine (A) only pairs with ___________
Guanine (G)only pairs with _____________
What are Thymine(T) and Cytosine (C)?
Because of the way in which the nitrogen bases pair with one another, the order of the bases in each new DNA molecule _______ the order in the original DNA molecule
What is exactly matches?
There are three common ways to treat cancer. Name one of those ways.
What is Surgery/ Radiation/ Drugs that destroy cancer cells?
A plant’s rigid cell wall cannot squeeze, instead a structure called a ___________ forms across the middle of the cell
What is cell plate?
During mitosis, one copy of the DNA is distributed into each of the two new ________?
What are daughter cells?
The letters, A,T,G,C are used to represent the 4 bases... What do each stand for?
What are Adenine,Thymine,Cytosine,Guanine?
Once the new bases are attached, ____ new DNA molecules are formed. (Hint how many?)
What is two?
What is one way that cancer can be avoided?
What is avoiding smoking, eating a healthy diet, and protecting their skin from bright sunlight?