This is the stage of the cell cycle when DNA is duplicated
What is synthesis
100
at what point during mitosis do chromosones condense?
What is the start\beginning (prophase)
100
What is a physical factor that stops cell growth?
What is when cells touch another cell
100
How do prokaryotic cells reproduce?
What is through binary fission
100
What develops from the middle layer of a vertebrate embryo?
What is bones and muscles
200
The cell spends the longest amount of time in this phase of the cell cycle
What is G1 (gap 1)
200
what happens during cytokinesis?
What is the cell splits in two
200
There are two types of factors that regulate cell division. What are they?
What is external and internal
200
Why is asexual reproduction an advantage to an organism that lives in a very small, widely scattered population?
Why is because he organism wouldn't have to spend time and energy finding a mate.
200
In alphabetical order, units of the body are: cell, organ, organ system,tissue.
How would the go if arranged from smallest to largest?
What is cell, tissue, organ, organ system
300
Two phases of the cell cycle are very similar. What are the names of these two stages, and what does a cell do when in these stages?
What is Gap 1 (G1) and gap 2 (G2). In both these stages, the cell performs its function and grows.
300
What are the four stages, IN ORDER, of mitosis
What is prophase, metaphase, telophase, anaphase
300
What term describes programmed cell death?
What is apoptosis
300
Fishers used to cut starfish into pieces and throw them back into the sea, but they found that a new starfish grew from each piece. What term describes this kind of reproduction?
What is "fragmentation"
300
What determines how a cell in an embryo will differentiate?
What is its location within the embryo
400
The name of the last stage of the cell cycle
What is mitosis
400
During which phase do the chromosomes attach to the spindle fibers?
What is metaphase
400
uncontrolled cell growth in known as this.
What is cancer
400
explain "budding"
What is when a new organism grows off as an attachment to a parent organism
400
What term describes the kind of stem cell that can grow into all cell types in the body?
What is totipotent
500
Explain Gap 0 (G0)
What is an alternative phase, for cells that rarely - or even never - divide.
500
How does the number of chromosomes in the daughter cells compare with the number of chromosomes in the original cell?
What is they have the exact same amount
500
substances known to cause cancer are called this
What are carcinogens
500
creating offspring from a single parent is known as this.