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chapter 6
Term | Definition |
---|---|
sexual reproduction | a type of reproduction in which the genetic materials from two different cells combine,producing an offspring |
egg | female sex cell |
sperm | male sex cell |
fertilization | an egg cell and a sperm cell join together |
zygote | new cell formed from fertilization |
diploid | cells that have pairs of chromosomes |
homologous chromosomes | pairs of chromosomes that have genes for the same traits are arranged in the same order |
haploid | cells that have only one chromosome from each pair |
meiosis | one diploid cell divides and makes four haploid |
asexual reproduction | one parent organism produces off-spring without meiosis and fertilization |
fission | cell division in prokaryotes that forms two identical cells |
budding | a new organism grows by mitosis and cell division on the body of its parent |
regeneration | occurs when an offspring grows from a piece of its parent |
vegetative reproduction | which offspring grow from apart of a parent plant |
cloning | preformed in a laboratory that produces identical individuals from a cell or from a cluster of cells taken from a multicellular organism |