STS
From the Greek words Bios and Logos.
Literally means the study of life
Biology
How many elements are there in a periodic table
118 elements
Hierarchy of Life
Atom-Molecul-Organelle-Cell-Tissue-Organ-system-Organisms
group of tissues
Organ
group together to performed combine the work
system
coordinate/perform as whole/human
Organism
study of cells
cytology
two types of cells
Prokaryotic cells and Eukaryotic cells
fake nucleus
Nucleoloid
Contains a true nucleus (Protists, fungi, Plant, Animal)
Eukaryotic cells
Discovered cell fro a cork made from bark of an oak tree.
Coined the term cell (Cellulae), meaning small room. (plant cell)
Robert Hooke
Has capsid - protein shell that protects the ______ DNA or RNA
Not living, inert chemicals
Virus
classification and naming of organisms
Taxonomy
Genus (_________), Species (__________)
Homo, Sapiens
8 levels of taxonomic classification
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Father of Modern Taxonomy
Proposed the binomial nomenclature (2names in scientific name)
Carol us Linnaeus
they are referred to as the true bacteria and are usually called the bacteria group. ex. Streptococcus
Domain bacteria/kingdom Eubacteria (Monera)
Red tide
Dinoflagellates (algae)
Mosquito carrier - female anophelles
Plasmodium (Malaria)
has two major groups: invertebrates (no backbones) and vertebrates (have backbones)
Kingdom Animalia
jointed legs;segmented bodies. Most diverse phylum
Insects(mosquito,butterflies)Crustaceans (crab,shrimp,lobsters)Arachnid(spiders)centipede,milipede
Arthropoda
Have backbones
vertibrates
Insects shed off their old cuticle to grow in size
Molting or Ecdysis
8 legs (4 pairs of legs)
arachinids
10 or more legs (5 or more air legs)
crustaceans
roundworms;unsegmented
(pinworm,ascars,hookworm,filarial worm)
Nematoda
flatworms; worms have soft tissues; unsegmented
(fluke,tapeworms,planaria)
Platyhelminthes
________ promotes anticoaglation (prevents blood clotting)
Leeches
contains egg
Clitellium
with soft bodies (usually shells)(squid,clams,snails,octopi)
Mollusca
scales,gills, and ins; shark lampreys
Fish
means two lives
Amphibia
has shells (eggs, scaly bodies; crocodile, snake, turtle
Reptiles
mammary glands, hairs, milk; human, platypus, marsupial
mammals
Marine mammals that have long ivory tusks and lives in arctic environmet
Walrus