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TermDefinition
asexual reproduction a mode of reproduction by which offspring arise from a single parent, and inherit the genes of that parent only
chromatid each of the two threadlike strands into which a chromosome divides longitudinally during cell division
chromosome a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes
crossing over the exchange of genes between homologous chromosomes, resulting in a mixture of parental characteristics in offspring
diploid containing two complete sets of chromosomes, one from each parent
gamete a mature haploid male or female germ cell that is able to unite with another of the opposite sex in sexual reproduction to form a zygote
haploid having a single set of unpaired chromosomes
histone any of a group of basic proteins found in chromatin.
homologous of the same kind; alike
karyotype the number and visual appearance of the chromosomes in the cell nuclei of an organism or species
meiosis a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
mitosis a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
oogenesis the production or development of an ovum.
sexual reproduction the production of new living organisms by combining genetic information from two individuals of different types (sexes)
spermatogenesis the production or development of mature spermatozoa.
spindle fiber a group of microtubules
synapsis the fusion of chromosome pairs at the start of meiosis.
Created by: lakpow12
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