Botany 2.3
Terms
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- Example of 2 split dry dehiscents:
- pea
- example of 1 split dry dehiscents:
- magnolia
- __ is a dry dehiscents that splits twice; __ is a dry dehiscents that splits once.
- legume; foliicles
- Dry indehiscent
- A simple fruit that doesn't split at maturity.
- Three types of dry indehiscents.
- Achenes, grain and nut.
- Example of dry indehiscent achenes:
- sunflower seed
- Example of dry indehiscent nut:
- acorn
- Example of dry indehiscent grain:
- corn
- Aggregate fruit
- a single flower with many seperate carpels
- Examples of aggregate fruits:
- blackberry/rspberry
- Multiple fruit
- developed from inflorescence (fused) flowers
- Examples of multiple fruits:
- pineapple/mulberry
- Accessory Fruit
- receptaclee enlarges and becomes part of the mature fruit.
- Examples of accessory fruits:
- pear/apple/strawberry
- In an accessory fruit, you are eating the ___ as opposed to the __.
- enlarged receptacle tissue; ovary.
- ___ different species exist today. ___ have been named.
- 15 million; 10%
- __ of species will go extinct in my life time.
- 25%
- MOre than __ of the cells in the human budy are ___.
- Half; non-human