Biology 11 Notes

Sporozoans Phylum : Sporozoa
>
-

No method of movement
>
reproduce sexually by pres
-

a




always parasitic
>
-



are

↳ absorbs food from hust cell

>
cause malaria in humans
-




>
-


requires 2 hosts -
human & Anopheles mosquito.
The malarial parasite : plasmodium. =
-


produce spores in red blood cells >
- burst-> spores release 4 further infection
resistant to
-

are
drugs/pesticides
Englena phylum :
Englenophyta
>
-




Flagellated ,
unicellular
algae
>
-



Mixotrophs autotrophic, otherwise, autotrophic; absorption
>
-

sunlight ;
Animal-like characteristics:

More w/flagella (but not
flagellate)
·




a
Takes in food the cell membrane
through
-




-

No cell wall

Plant-like characteristics
-

Chloroplasts ; photosynthesis -


Reproduction by
Structure :
binary fission .




-

cell membrane
-
Pellicle
-



Flagella
Contractile
-




vacuole
-
Nucleus
-



Chloroplast
-



Eyespot -
used for light
Diatoms phylum : Chrysophyta
yellow-green algae golden-brown algae
>
and diatoms
-




, ,

>
-




"golden plants"; refering to their chloroplasts
·

Major component of
>
-

unicellular algue cell wall made of silica (glass) Phytoplankton -
> makes

up the base of water
,

-) silica wall made of 2
parts protects from predators
ecosystem food chains.
-




> stored
energy
-

as oil (instead of starch) &
Releases
oxygen in to
>
-

Reproduceby BF Sexual is not common , atmosphere.
rep
.




.