TERMS TO REMEMBER✏📓
Biology- study of life
Zoology- animals
Botany- plants
Helminthology- worms
Herpetology- reptiles
Ornithology- birds
Bacteriology- bacteria
Virology-viruses
Microbiology-microorganism
Ichthyology-fishes
Mycology-fungi
Paleontology- fossils
Parasitology-parasites
Pathology- diseases
Cytology-cell
Histology-tissues
Hereditity-heredity
Taxonomy-classification/naming of organism
Cell- basic stuctural & functional unit of ol living organisms
Invention of microscope
1665- Robert Hook(cells,flea- micrographia)
1683-Dutch biologist Anton van Leeuwenhook(single- celled- protozoans)
1838- german scientist Matthias Schleiden(plan tissues- ol plans composed of cells)
1839- Theodoro Schwarnn(animals tissues- consisted of individual cells)
1855- Rudolph Vichow(proposed that ol cells r produced frm d division of existing cells)
4common parts of cell
1.plasma membrane (cell membrane)- physical boundary btween cell & its environments
2.cytoplasm- ol cellular material inside d plasma membrane-- cytosol- watery subtances
4.Ribosomes- structure in d cytoplasm wer protein r made
4. DNA- nucleic acid found in cells.
Prokaryotic & Eukaryotic cells
Prokaryotic- without membrane bound nucleus
Eukaryotic-contain a membrane bound cells
Virus- smaller bacteria and human cells
Cell wall- support & protects the plant cell(cellulose)
Centerioles- important cell for cell division
Chloroplast- double- membrane organelle with tgylakoids containing chlorophyll wer photosynthesis takes place
Cilia- aid in locomotion and feeding
Carbohydrates- a sugar/ polymers of sugar
Lipids-family of compounds insoluble in water
Proteins- a polymer/ chain of animo acids bound by pepride bonds
Nucleic Acids- serve as the blueprint synthesis
DNA- deoxyribunucleic acid
RNA- ribonucleic Acid
Genetics- heredity
Heredity- transmission of genes
Genes- segments of DNA
Alleles- two alternate forms of genes
Genotype- physical appearance; manifestation of traits (green, yellow)
Gregor Mendel-- father of moder gentics
Hierarchy of classification
Kingdom- group of phyla
Phylum- group of classes
Classes- group of orders
Order- comprised of diff. families
Families- comprised of diff.gerera
Genus- made of diff.species
