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Heredity Unit 1
Heredity quiz friday 4/26/19
| Question | Answer |
|---|---|
| Petals | Attract pollinators, protect inner structures |
| Sepal | To protect & support flower, keep from drying out |
| Stem | provide support; transport water & nutrients, store water and food |
| Anther | Produces pollen (sperm) |
| Filament | stalk holds anther up |
| Stamen | Filament & Stalk (Male part) |
| Stigma | Sticky part where pollen sticks |
| Style | Stalk that supports the stigma |
| Ovary | Where fertilization occurs (pollen + egg = seed), seeds are formed turned into fruit |
| Pistil | Female parts |
| Angiosperms | Flowering Plants (Flowers - reproductive structures, fruit - not always sweet) |
| Pollination | The transfer of pollen to a stigma, ovule, flower, or plant to allow fertilization. |
| Asexual reproduction | Offspring are created from a single organism (parent) and are exact copies of that parent. |
| Binary fission | Divide into two identical cells (single-celled organisms) |
| Budding | and offspring grows out of the parents body. Not an equal dividing like binary fission (hydra, yeast, cactus) |
| Fragmentation/Regeneration | offspring form out of broken off pieces of the parent (coral, starfish, worms, plants |
| Sexual reproduction | The genetic information from two parents is combined to create offspring with unique genetic traits. |
| Internal fertilization | Fertilization (egg + sperm) occurs within the female, except for seahorses. (mammals, insects, birds, reptiles). Mammals have live births and insects, birds, reptiles lay eggs |
| External fertilization | Fertilization occurs outside the female in a watery medium. (fish and amphibians) The females lay the eggs in the water and the male fertilizes the eggs. |