The regular cycle of growth and division that cells undergo is called
What is the cell cycle.
100
During which stage of mitosis does chromatin condense to form chromosomes?
What is prophase
100
List the stages of the cell cycle in order beginning with the stage where the cell is preparing for division.
What is interphase, mitosis, cytokinesis.
100
The scientist who discovered cells while looking at a piece of cork under the microscope is
Who is Robert Hooke
100
The DNA molecule is shaped like a twisted ladder known as a(n) ___.
What is double helix
200
A cell about to undergo mitosis is called the
What is parent cell
200
During which stage of mitosis are chromosomes pulled apart and move toward opposite ends of the cell?
What is anaphase
200
____ is the stage of the cell cycle where the nucleus splits into two new nuclei.
What is mitosis.
200
J.W. are the initials of one of the scientists credited with discovering the structure of the DNA molecule.
Who is James Watson.
200
Which of the following is mitosis NOT used for?
A. growth
B. repair
C. producing sperm and eggs
D. reproduction in some unicellular organisms
What is C. (Sperm and eggs are produced as a result of meiosis.)
300
The new identical cells that result from the division of a single cell are called
What are daughter cells
300
During which stage of mitosis do two new nuclear membranes begin forming?
What is telophase
300
What stage of the cell cycle usually lasts the longest?
What is interphase
300
F.C. are the initials of one of the scientists credited with discovering the shape of the DNA molecule.
Who is Francis Crick.
300
What are the four nitrogen base pairs?
What are adenine, guanine, cytosine, and thymine
400
The process of copying DNA is known as
What is replication
400
During which stage of mitosis do chromosomes line up along the middle of the cell?
What is metaphase
400
During cytokinesis in plant cells, a(n) ___ forms across the middle of the newly formed cells.
What is cell plate
400
Who is the female scientist whose work was used to help Watson and Crick figure out the structure of the DNA model.
Who is Rosalind Franklin
400
One strand of the DNA molecule is A-T-T-G-C. What are the base pairs on the other strand of the DNA molecule? (You must say the entire word, not just a letter!)
What are thymine, adenine, adenine, cytosine, guanine
500
A double rod of condensed chromatin is called a(n)
What is chromosome
500
A cell divides every 3 minutes. How many cells will there be after 12 minutes?
What is 16 cells (See work below)
Time: # Cells:
Start 1
3 min. 2
6 min. 4
9 min. 8
12 min. 16
500
During what stage of the cell cycle does DNA replication occur?
What is interphase
500
Who is the scientist that took Rosalind Franklin's work without her permission and showed it to James Watson? Watson and his partner Francis Crick used it to show the structure of the DNA molecule.