During which stage of the cell cycle is DNA copied?
What is the S-phase? Synthesis
100
What term describes a structure that protects the ends of a chromosome?
What is a telomere?
100
What term describes programmed cell death?
What is apoptosis?
100
How do most prokaryotes reproduce?
What is binary fission?
100
Arrange the following from smallest to largest:
tissue, cell, organ, organ system
What is cell, tissue, organ, organ system?
200
The 4 main stages of the cell cycle
What are G1, S, G2, M?
200
What term describes a loose organization of DNA and proteins?
What is chromatin?
200
Which type of tumor can spread to many parts of the body?
What is malignant tumors?
200
Which type of reproduction is more advantageous in a changing environment-asexual or sexual reproduction?
What is sexual reproduction?
200
The term for a group of different types of tissues that work together to perform a specific function or related functions.
What is an organ?
300
What limits how large a cell can grow?
What is the ratio of its surface area to its volume?
300
How does the number of chromosomes in the daughter cells compare with the number of chromosomes in the original cell?
What is daughter cells have the same number of chromosomes as the original cell?
300
What is the common name for a class of diseases characterized by uncontrolled cell division?
What is cancer?
300
What are three types of asexual reproduction used by eukaryotic organisms?
What is budding, fragmentation, and vegetative reproduction.
300
The term for a group of cells that work together to perform a similar function.
What is tissue?
400
The stages of Mitosis
What are Prophase, Metaphase, Anaphase, Telophase, and Cytokinesis?
400
In which phase of mitosis do chromatids separate and pull to opposite sides of the cell?
What is anaphase?
400
The name for a tumor which remains localized.
What is benign tumor?
400
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?
400
What is the term for a process by which unspecialized cells develop into their mature form and function?
What is cell differentiation?
500
What is the term for the protein that organizes chromosomes and around which DNA wraps?
What is a histone?
500
The phase of mitosis when spindle fibers align the chromosomes along the cell equator.
What is metaphase?
500
What is the term for a substances that produces or promotes the development of cancer?
What is carcinogen?
500
The term for the process by which offspring are produced from a single parent.
What is asexual reproduction?
500
Name the three characteristic of stem cells.
What is they can divide and renew for long periods of time, remain undifferentiated in form for long periods of time, and can develop into specialized cell types.