Question | Answer |
Egg | female sex cell (haploid-half # chromosomes) |
Embryo | developing fertilized egg, cells are all the same |
Fertilization | act of combining the egg and sperm cell |
Gamete | egg cell and sperm cell |
Fetus | after 2 months of development, organs are formed |
Meiosis | cell division resulting in half number of chromosomes (haploid) |
Mitosis | normal cell division. Creates clones. |
Ovaries | in the female, where eggs are released |
Placenta | connection between mother’s uterus and baby. Nutrients and oxygen pass through. |
Sex cell | male and female cells that will combine during fertilization |
Species | organisms that can reproduce and make offspring that are fertile |
Sperm | male sex cell (haploid -half # chromosomes) |
Uterus | part of female reproductive system where baby develops. |
Zygote | fertilized egg, one cell |
Estrogen | female hormone responsible for sexual dev’t and menstrual cycles. |
Testosterone | male hormone responsible for sexual dev’t and formation of sperm |
Development | how mitosis and differentiation form a complete individual from a fertilized egg. |
Differentiation | process in which cells become specialized and learn their jobs |
Fetus | unborn, developing young of an animal |
Progesterone | hormone involved in development of sex cells and the reproductive system |
Recombination | additional mixing of genetic material from a sperm and egg that results in a new combination of genes that has never existed before |