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Science Test

Chapter 3 Test 12/15/11

Sexual Reproduction production of an offspring that results when the genetic materials from two different cells combine
Asexual Reproduction production of offspring by one parent withour a sperm and an egg joining
Haploid a cell that contains one chromosome from each homologous pair
Diploid a cell in an organism contains pairs of chromosomes that equal the chromosome number of that organism's species
Egg haploid reproductive cell produced by female reproductive organs
Sperm haploid reproductive cell produced by the male reproductive organs
Fertilization the fusing together of a sperm cell and an egg cell
Zygote the new cell that forms after fertilization
Selective Breeding producing groups of organisms with similar traits
Testes male gonads are called testes they produce sperm
Ovaries female gonads are called ovaries they produce eggs
Mitosis when the nucleus divides
Meiosis cell division that produces sperm or eggs from certain reproductive cell in an organism
Homologous Chromosomes each pair of similar chromosomes
Metamorphosis developmental process in which the form of the body changes as ananimal grows form the egg to an adult
Gestation the length of tim ebetween fertilization and birth of an animal
Internal Fertilization when the fertilization happens inside the body of an organism
External Fertilization when th efertilization happens outside the body of an organism
Created by: erin.jipping