-
The chrosomome of a bacterium has a ______ shape.
Circular
-
The region of a chromosome where two sister chromatids are held together is called _______.
Centromere
-
What is the correct sequence of the cell cycle?
-
The synthesis (S) phase is characterized by ______.
DNA replication
-
The first three phases of the cell cycle are collectively known as _____.
Interphase
-
Mitosis is the process by which____.
The nucleus is divided into two nuclei.
-
A spindle fiber is a specialized form of _____.
microtuble
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The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called ______.
METAPHASE
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Which of the following is NOT a type of asexual reproduction?
A. budding B. fragmentation
C. binary fission D. fertilziation
D- fertilization
-
The X and Y chromosomes are called?
Sex chromosomes
-
How many chromosomes are in the body of an organism that has a haploid number of 8?
16
-
The simplest and most primitive method of reproduction is ____?
asexual reproduction
-
The process by which a cell divides into two new daughter cells is called_____.
A. cell division B. mitosis
C. asexual reproduction D. meiosis
A-cell division
-
What are the four phases of mitosis?
prophase, metaphase, anaphase, and telophase
-
The first and longest phase is ______.
prophase
-
During ______ phase the chromosomes condense and become visible.
prophase
-
The M-phase includes ________ and _______
mitosis and cytokinesis
-
Interphase is divided into three phases: _____, _____, and _____.
G1, S, and G2
-
The division of the cell nucleus during the M-phase of the cell cycle is called ______.
mitosis
-
In the _____ phase, the chromosomes move until they form two groups near the poles of the spindle.
Anaphase
-
In the _____ phase the chromosomes become visible the centrioles take up positions on opposite sides of the nucleus.
Telophase
-
In the _____ phase the chromosomes line up across the center of the cell.
Metaphase
-
In the _______ phase a nuclear envelope re-forms around each cluster of chromosomes. The nucleolus becomes visible in each daughter nucleus.
prophase
-
What is cancer?
A disorder in which some of the body's own cells lose the ability to control growth.
-
The division of the cell's cytoplasm?
cytokinesis
-
The final phase of mitosis is ______?
telophase
-
The phase of mitosis in which microtubules connect the centromere of each chromosome to the poles of the spindle is _______.
metaphase
-
At the beginning of cell division, each chromosome consists of two sister ______.
chromatids
-
The longest phase of mitosis is ________.
prophase
-
The phase of mitosis that ends when the chromosomes stop moving is ______.
anaphase
-
The process by which a cell divides into two new daughter cells is called _____ ______.
cell division
-
A tiny structure located in the cytoplasm near the nuclear envelope is a (an) _______.
centrioles
-
A disorder in which some of the body's cells lose the ability to control cell growth is called ______.
cancer
-
The area where a pair of chromatids is attached is the ___________.
centromere
-
The division of the cell nucleus is called ___________.
mitosis
-
A protein that regulates the timing of the cell cycle in eukaryotic cells is ________.
cyclins
-
The series of events that cells go through as they grow and divide is known as the _______ _______.
cell cycle
-
A fanlike microtubule structure that helps separate the chromosomes is a (an)______.
spindle
-
The time period between cell divisions is called______.
interphase
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