Shared Flashcard Set

Details

Cell Growth and Reproduction Test
Test
47
Biology
9th Grade
10/29/2012

Additional Biology Flashcards

 


 

Cards

Term
Cells divide because:
Definition
1. The surface area gets too small
2.to grow
3. and to repare
Term
Chromosomes
Definition
Protein core with DNA wrapped around it
Term
mother cell
Definition
the begining cell
Term
daughter cells
Definition
new cells that fromed from daughter cells
Term
Cell cycle
Definition
repeating set of events that make up the life of a cell
Term
cell cylce 2 major parts
Definition
interphase and miosis
Term
interphase
Definition
G1 sphase G2 phase
Term
G1
Definition
Cell growth
Term
s phase
Definition
DNA is replicted a copy is made
Term
G2 phase
Definition
organiells are copied
Term
G
Definition
gap or growth
Term
mitosis
Definition
Process of cell divison that splits the nucleus and produces 2 identical daughter cells
Term
diploid
Definition
a body cell that contains a double set of chromsomes
Term
haploid
Definition
a gamete that only contains 1 set of chromsomes or half the #
Term
cancer
Definition
uncontrolled growth of cells
Term
chromotids
Definition
the 2 copies of DNA on each chromosome that form just before cell division
Term
centriols
Definition
cell organelle that is only active during cell division
Term
centromere
Definition
Center part of the chromatid that the spindle fibers attacth to for pulling them apart during cell division
Term
Interphase
Definition
phase of cell growth when no division takes place
Term
what is the name of the process during cell divison in which the cytoplasm dividies called
Definition
cytokinesis
Term
hat is the name of the cell structures that are made of the microtubule fibers that are involved in moving the chromosomes during cell division called ?
Definition
Spindle fibers
Term
which of the following has diploid number for thier chromosomes
Definition
organsim
Term
which is the correct order for mitosis
Definition
prophase metaphase anahase telophase
Term
procees of cell divison that produces gamets that half the chromosomes of the parent cell
Definition
meiosis
Term
the union of sperm and eggs to produce a zygote
Definition
fertilazation
Term
portions of a chromtid on one chromsome break off and trade places with the corresponding portion of the other chromsome
Definition
crossing over
Term
an offspring the is genitacally identicl to the parent
Definition
clone
Term
a type of reproduction in which the parent cell passes all of its DNA to the offspring
Definition
Asexual reproduction
Term
The process of producing offspring is called reproduction and can be ..
Definition
asexual or sexual
Term
The diploid # of chromosomes in human body cells is 46 How many are found in the human egg ?
Definition
23
Term
If an organism has a haploid # of 11 how many chromsomes are in its body cells ?
Definition
22
Term
tumor
Definition
unregulated growing of the mass of cells in the tissue
Term
malignat tumor
Definition
cancer
Term
oogensis
Definition
production of the egg
Term
polar body
Definition
die due to lack of cytoplasm
Term
Meiosis
Definition
reduction 1/2 the chromsome number of the parent cell
Term
spermatagenesis
Definition
production of sperm
Term
Homologoue chromsomes
Definition
carry the general trait
Term
karoyotope
Definition
picture of chromtids
Term
central section
Definition
centromere
Term
duplicated chromsome
Definition
chromatid
Term
asuexal reproducion
Definition
1 organsim no sperm no egg
Term
binary fisson
Definition
equal sized cells
Term
budding
Definition
unequal divison of cytoplasm
Term
metaphase
Definition
chromsomes goe to the equator of the cell
Term
anaphase
Definition
cebtroiles spit
Term
telophase
Definition
cytoplasim divides
Supporting users have an ad free experience!