click below
click below
Normal Size Small Size show me how
DSMS Reproduction
Reproduction
| Word | Definition |
|---|---|
| asexual reproduction | reproduction where a single parent produces offspring that are genetically identical to the parent |
| fragmentation | asexual reproduction when the parent breaks into pieces and each piece becomes a separate individual |
| budding | asexual reproduction when part of the parent's body develops into an independent organism |
| sexual reproduction | reproduction in which two sex cells join to form a zygote |
| egg | female sex cell |
| sperm | male sex cell |
| fertilization | the joining of an egg and sperm |
| testes | male reproductive organs that make sperm and testosterone |
| abstinence | avoiding sexual contact- the only 100% effective method of preventing pregnancy and the spread of STDs |
| semen | mixture of sperm and fluids |
| penis | male organ that transfers sperm to the female |
| ovary | female organ that makes egg cells and estrogen |
| fallopian tube (oviduct) | tube that leads from the ovary to the uterus |
| vagina | passageway to the female reproductive system that receives sperm |
| uterus (womb) | an organ where a developing baby grows and develops |
| zygote | a fertilized egg |
| embryo | an organism in the early stages of development |
| fetus | an embryo in the later stages of development |
| ovulation | the process in which a developed egg is released from the ovary |
| implantation | when an embryo embeds itself into the lining of the uterus |
| umbilical cord | tube that connects the developing baby to the placenta |
| placenta | a special organ that provides the developing baby with oxygen, nutrients, and gets rid of its wastes |
| menstruation | monthly discharge of blood and tissue from the uterus |
| sexually transmitted infection (STI) | an infection that is passed from person to person through sexual contact |
| seminiferous tubules | coiled tubes inside the testes where sperm is produced |