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Biology Chap. 21

Terms

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in what phylum is ulva
chlorophtya
What is sporangia?
reproductive cells that produce haploid zoospores by meiosis
what is the function of the macronucleus
contains fragments of chromosomes for routine cellular functions
What phylum is red tide in?
pyrrophyta
explain the process of phagocytosis
phagocytosis is just a type of endocytosis where the particle being engulfed is a peice of another cell or living organism
What does the contractile vacuole do?
it empties water out of a cell
in wahat phylum is the protist that is used in making choc milk found
rhizopoda
What is volvox known for?
lots of cells together- colonial (chlorophyl)
wha does a paramecium eat
small food particles taken by cilia in oral groove
What is leishmaniasis?
A diseasse in which the infected person gets skin sores from sand flies.
in what phylum is volvox
sporozoan
What phylum are the largest algae in the world (kelp) in?
phaeophyta
what phylum of protists is found in tooth paste
chrysophyta
Describe the pellicle,
flexible, proective
what is the function of the micronucleus
contains cells chromosomes
What phylum of organisms move by cilia?
ciliophora
means fire algae
pyrophyta
What is the function of the nucleus?
holds DNA, is the brain
what is a feder canal
entrance to cell
What is red algae used for?
cosmetics, gelatin tablets, cheese, agar, shakes, chocoalate milk, frosting
in what phylum is the protist used that helps make cosmetics
rhizopoda
What is a haploid?
having only one set of chromosomes
in what phylum isgolden brown algae
chrisophyta
What phylum are brown algae in?
phaeophyta
how is waste expelled
exocytosis
What is the function of an eyespot?
to detect sunlight
what is the funnel shaped depression in the ventral surface
oral groove
Can protozoans move on their own, or are they parasitic?
they can move on their own
what phylum is red algae in
rhizopoda
What is found in the ectoplasm?
nothing
what phylum of protists is found in detergents
chrysophyta
In general, what color are organisms in the phylum chlorophyta?
green
where does the oral groove lead
food zacuole
What are the characteristics of the plasma membrane?
very flexible, no cell wall
how does paramecium move
they pulse their cilia and spin through the water
How do algae respond to sunlight?
positive phototropism (moves towards light)
what phylum is kelp an example of
phaeophyta
What does the lysosome in an amoeba contain?
digestive enzymes
in what phylum is the protist that auses red tide
pyrophyta
What phylum are phosphorescent algae in?
pyrrophyta (dinoflagellate)
in what pylum is green algae
chlopophyta
What is chagas' disease?
a disease caused by a bite from an infective bug (severe heart damage)
in what phylum is bioluminescene
pyrophyta
What phylum are dinoflagellates?
pyrrophyta
in what pylum is euglena
euglenophyta
What is a diploid?
a cell containing two homologues of each chromosome
in what phylum is chlamydomonas
chlorophyta
What phylum are pseudopods in?
sarcodina/rhizopoda
in what phylum is spirogyra
chlorophyta
What is merozoite?
the 2nd stage of plasmodium (protist divides and produces millions of cells)
What phylum is algae in?
Euglenophyta
What is amoebic dysentery?
when amoebas feed on intestinal lining
Are protozoans animal like/plant like?
animal like
What is responsible for the formation of pseudopodia?
cytoplasm
What sub-kingdom act like plants, vary in color, are named by color, live in water/ a damp place, includes phytoplankton
Algae
Where are carbohydrates stored?
food reserves
How do algae reproduce?
asexually
What are photosynthetic, unicellular protists woth unique double shells made of silica
diatoms
Do algae move like a plant/ an animal?
an animal
What is gametocyte?
the 3rd stage of plasmodium (infects humans)
What phylum is golden algae in?
chrysophyta
What do chloroplasts do?
capture sunlight to make sugar
What do algae move with?
flagellum
What is a gamete?
A haploid cell that participates in fertilization by fusing with another haploid cell
Are algae unicellular/multicellular?
mostly unicellular
What is sleeping sickness?
a disease from a bite from infected insects (fever, weakness)
What are dinoflagellates surrounded with?
plates
How does the euglena produce organic materials?
chloroplasts
What kindom includes organisms that are unicellular/multicellular, move on their own/with help, form colonies, are animals/plants, are sometimes autotrophic
Protista
what is found in the endoplasm of an amoeba?
nucleus, contractile vacuole, food vacuole, digestion vacuole, etc.
what phylum of organisms have no means of movement (are parasitic)
sporozoa (plasmodium-malaria)
What is conjugation?
the temporary union of two protists to exchange nuclear material
Do dinoflagellates have toxins?
yes, gonyaulax, gymnodidium
What are two main characteristics of euglena?
eyespots, pellicle
Are protozoans autotrophic/heterotrophic?
heterotrophic
What are zoospores?
haploid cells that result from mitosis of a single cell protist that developes flagella and ciliaand ultimately breaks out of the parent cell
What phylum is red algae in?
rhodophyta
How are wastes eliminated in an amoeba?
exocytosis
How do dinoflagellates move?
two flagella
How does euglena move?
flagellum
Where do trichonympha live?
in the digestive system of termites
Describe the food chain.
a pathway of energy in ecosystem
What is a sporozoite?
one of the 3 stages of plasmodium (mosquitos)
What phylum are diatoms in?
bacillariophyta
What is anemia?
a condition in which red blood cells' production slows down
What is a zygote?
a fertilized egg cell
What is giardiasis?
a disease caused by contaminated water (cramps, nausea, etc.)
What are producers?
organisms the make food from energy
What is toxoplasmosis?
a disease caused by uncooked meat (brain damage, blindness, death to a fetus

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