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Glossary of biol 111 lab 4 KD

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Created by kdillane

reproduction in which one cell makes an exact copy of itself
asexual reproduction
a mode of asexual cell division for eukaryotes
mitosis
__________ participate in fertilization
gametes
the fusing of one gamete from each parent to produce the next generation
fertilization
reduces the number of chromosomes by half
meiosis
fungi and plans produce spores by ________
mitosis
cells that contain two sets of chromosomes
diploid
cells in which the number of chromosomes has been reduced by one half and contain only one set of chromosomes
haploid
meoisis starts with ________ parent cell and produces _________ daughter cells
diploid
haploid


first growth phase
the cell is growing and accumulating cytoplasmic elements
dna is replicated in _______
synthesis phase
second growth phase
cell continues to grow and prepare for division
segregation of chromosomes
karyokinesis
the division of the cytoplasm and formation of new daughter cell
cytokinesis
each bead represents a ___________ locus on a chromosome
locus
the clear plastic piece in each chromosome represents the ________ region
centromere
two chromatids formed when the chromosome was replicated in ___ phase
S
chromosomes condense in the nucleus and chromatids become visible
prophase
nuclear membrane begins to disintegrate in what phase?
prophase
spindle fibers tug on the chromosomes and arrange them in the cell with all of the centromeres lined up along the spindle apparatus
metaphase
the chromatids of each chromosome gets pulled to opposite poles of the cells
anaphase
spindle apparatus disappears and two nuclei reform
cell division occurs
telophase
the division of the cytoplasm
cytokinesis
meiosis results in the production of ___ daughter cells
4
DNA synthesis in ___ phase creates two-stranded chromosomes joined at the centromeres (_____)
S
dyads
homologous chromosomes come together and synapse along their entire length
prophase I
how many chromosomes does a tetrad contain
4
homologous chromosomes separate and are pulled apart to opposite sides of the cell
anaphase I
the four different possible combinations of chromosomes in the gametes derived from a cell with a diploid number of four
independent assortment
interkinesis
the events of interphase II

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