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Glossary of Botany 1.3

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Created by hillac

How are taproots different from fibrous roots?
Taproots grow from one central axis and usually are dicot plants. Fibrous roots have no main axis and usually part of a monocot plant.
Humans get all resources from ___ which are supported by the ___.
plants;sun
Hypothesis
Educated guess about something. Must be testable.

In plants, gametes are made from ___ cells by ___.
haploid;mitosis
In primitive plants, the dominant generation is the ___.
Gamephyte

It is assumed that all land plants probably evolved from and ancient green algea because many plants share these 4 characteristics:

1.green pigmentation
2.cellwalls
3.cell division
4. photosynthesis


Organs are ___.
A collection of tissues that together perfrm a function.
Prop roots serve as ___ and develop ___.
support;above ground
Reproductive cells in animals and plants are __
Haploid (1n)
Scientific method
A way of making sense of the natural world.
Steps of scientific method:
1. Ask a question.
2. Develop testable hypothesis
3. Design and Perform ecperiment to gather data.
4. Analyze results
5. Share/use knowledge
6. Based on results, recognize more questions.






Teleology
Explains nature based on design or purpose.

The basic types of plant tissue are:
1.dermal (outer skin)
2.vascular (plumbing)
3. Ground (everything else)

The cellwall is __ of the plasma membrane and is made of __.
Outside;sugar.
The four underlaying principles of Darwin's theory of evolution by natural selection are:
1.variation
2.overproduction of offspring
3.competition
4.survival to reproduce (survival of the fittest)


The interior of a cell is called ___.
protoplasm
The __ is the female gamete.
embryo sac
The __ plants are currently the dominant vegetation in the world.
seed

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