Term
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Definition
- vary in size
- most are unicellular
- high level of complexity
- acquire nutrients in a number of ways
- asexual reproduction is the norm
- great medical (b/c several cause diseases) & ecological importance
- complexity & diversity make classification difficult
- have been grouped according to modes of nutrition
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Term
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Definition
- diverse group of photosynthetic protists
- once classified as plants b/c they have chlorophyll
- do not have an embryo as plant do
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Term
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Definition
- inhabit a variety of environments
- occur in an abundant variety of forms
- majority of unicellular; however, filamentous & colonial forms exist
- chlorophyll a & b are found
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Term
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Definition
- minute, actively moving green alga
- inhabits freshwaterpools
- definite cell wall
- most often produce asexually
- occasionaly produce sexually when growth conditions are unfavorable
- bright red eyespot exist on the chloroplast which helps bring the organism to light
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Term
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Definition
- unbranched, filamentous green alga
- often grow epiphytically (on but not taking nutrients from)
- found in green masses on the surfaces of bonds & streams
- during sexual reproduction, undergoes conjugation, a temporary union in which the cells exchange genetic information
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