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29- Development
Development and Inheritance in A&P II
| Question | Answer |
|---|---|
| Development | gradual modification of physical and physiological characteristics |
| Differentiation | the creation of different types of cells |
| Stages of development | zygote, preembrhological, embryological, and fetal |
| Postnatal life stages | neonatal period, infancy, childhood, adolescence, and maturity |
| Fertilization | the union of an egg and a sperm usually occurring in the ampulla of the uterine tube |
| Capacitation | the physiological changes spermatozoa must undergo in order to have the ability to penetrate and fertilize an eggD |
| Dizygotic | fraternal |
| Monozygotic | identical |
| Blastomeres | progressively smaller cells produced by cleavage |
| Morula | solid sphere of cells |