Term
The larger a cell becomes, the more demands the cell places on its ___ In addition, a larger cell is less _____ in moving ____ amd _____ _____ across the cell membrane |
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Definition
DNA, effecient, nutrients, waste materials |
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Term
The production of _____ _____ offspring from a single parent is known as _______ -______ |
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Definition
genetically identical, asexual reproduction |
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Term
Offspring produced by ______ ___ inherit some of their genetic information from each parent. |
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Definition
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Term
During the cell cycle, a cell ___, ____, and ______ |
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Definition
grows, prepares for division, divides to form 2 daughter cells. |
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Term
During prophase, the ____ ____ inside the nucleus ____ and the duplicated ______ become visible. Outside the nucleus, a _____ starts tp form. |
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Definition
genetic materil, condeses, chromosomes, spindle |
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Term
During metaphase, the ______ of the duplicated _______ line up across the cemter of the cell. ____ ___ connect the _______ of each _____ to the two poles of the _______ |
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Definition
centromeres, chromosomes, Spindle Fibers, centromere, chromosome, spindle |
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Term
During anaphase, the chromosomes ____ and _____ along ____ _____ to ____ ends of the cell. |
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Definition
seperate, move, spindle fibers, opposite |
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Term
During telophase, the chromosomes, which were ___ and ___, begin to spread out into a _____ of _____. |
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Definition
distinct, condensed, spread, tangle, chromatin. |
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Term
Cytokinesis completes the proces of cell division by doing what? |
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Definition
It splits one cell into 2 |
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Term
phase of mitosis in which the chromosomes ones separet and move to opposite ends of the cell |
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Definition
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Term
process of reproduction involving a single parent that results in offsprong that are genetically identical to the parent |
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Definition
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Term
series of events in which a cell grows, prepares, for division, and divides to form 2 daughter cells |
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Definition
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Term
process by which a cell divides into 2 new daughter cells |
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Definition
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Term
structure in an animal cell that helps to organize cell division |
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Definition
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Term
region of a chromosome where the two sister chromatids attach |
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Definition
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Term
one of the two identical "sister" parts of a duplicated chromosome |
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Definition
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Term
substance found in eukaryotic chromosomes that consists of DNA tightly coiled around histones |
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Definition
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Term
threadlike structure of DNA and protein that contains genetic information; in eukaryotes, chromosomes are found in the nucleus, in prokaryotes, they are found in the cytoplasm |
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Definition
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Term
period of the cell cycle b/ cell devision |
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Definition
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Term
phase of mitosis in which the chromosomes line up across the center of the cell |
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Definition
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Term
part of eukaryotic cell diision during which the cell nucleus divide |
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Definition
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Term
first and longest phase of mitosis in which the genetic material inside the nucleus condenses and the chromosomes become visible |
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Definition
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Term
type of reproduction in which cells from 2 parents unite to form the first cell of a new organism |
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Definition
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Term
phase of mitosis in which the distinct individual chromosomes begin to spread out into a tangle of chromatin. |
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Definition
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Term
What is the cell cycle controlled by? |
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Definition
regulatory proteins both inside and outside the cell. |
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Term
Cancer cells do not respond to the signals that _______________. As a result, the cells divide ____ |
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Definition
regulate the growth of most cell, uncontrollably |
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Term
During the developement of an _____, cells ___ into many types of cells |
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Definition
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Term
The _______ cells from which _______ cells develop are known as _____ |
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Definition
unspecialized, differentiated, stem cells |
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Term
Stem cells offer the potential benefit of using _______ cells to ___ or ____ badly damaged ___ and tissues. |
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Definition
undifferentiated, repair, replace, cells, tissues |
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Term
Human ____ ___ ___ ____ is controversial because the arguments for it and against it both involve ethical issues of ___ and ___ |
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Definition
embryonic stem cell research, life, death |
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Term
process of progammed cell death |
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Definition
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Term
stage of early development in mammals that consists of a hollow ball of cells |
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Definition
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Term
disorder in which some of the body's cells lose the ability to control growth |
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Definition
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Term
one of a family proteins that regulates the cell cycle in eukaryotic cells |
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Definition
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Term
process in which cells become specialized in structured and function |
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Definition
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Term
developing stage of a multicellular organism |
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Definition
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Term
one if a group of external regulatory proteins that stimulate the growth and division of cells |
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Definition
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Term
cell with limitied potential to develop into many types of differentiated |
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Definition
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Term
cells that are capable of developing into most, but not allm of the body's cell types |
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Definition
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Term
unspecialized cell that can give rise to one or more types of specialized cells |
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Definition
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Term
cells tgat are able to develop into any type of of cell found in the body (including the cells that make up the extraembryonic membranes and placenta) |
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Definition
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Term
mass of rapidly dividing cells that can damage surrounding tissue |
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Definition
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