can see up 1000,000 times original size and uses a magnetic field in a vacuum to direct beams of electrons

has 2 sets of lenses called the eyepiece (ocular) and the objective

a group of similar cells that work together to do one job

a rigid structure that encloses, supports, and protects the cells of plants, algae, fungi, and most bacteria

structure in the cytoplasm of a eukaryotic cell that can act as a storage site, process, energy, move materials, or manufacture substances

who hypothesized that cells divide to form new cells

who concluded that all plants were made of cells

a dutch fabric merchant who made up a microscope that could magnify up to 270 times

who concluded that all animals were made up of cells

cell organelle that breaks down food and releases energy

organelles that package cellular materials and transport them within the cell or out of the cell

states that all organisms are made of one or more cells, the cell is the basic unit of life, and all cells come from other cells

the organelle that controls all the activities of a cell and contains hereditary material made of proteins and DNA

constantly moving gel-like mixture inside the cell membrane that contains heredity material and is the location of most of a cells life process

preparation made from killed bacteria or damaged particles from bacterial cell walls or viruses that can prevent some bacterial and viral diseases

how do bacteria reproduce?

contains certain kinds of bacteria that are often found in extreme conditions such as..

using organisms to help clean up or remove environmental pollutants

process of heating food to a temperature that kills most harmful bacteria but causes little change to the taste of food

rod-shaped bacteria

spiral-shaped bacteria

rod-shaped bacteria

any organism that is able to live WITHOUT oxygen

any organism that uses oxygen for respiration

chemicals produced by some bacteria that are used to limit the growth of other bacteria

disease producing organism

an organism that uses dead organisms as a food source and helps recycle nutrients so they are available for use by other organisms

a poisonous substance produced by some pathogens

bacteria that convert nitrogen in the air that forms that can be used by plants and animals

has leaves, stems, roots, and vascular tissue

anchors plants

stores food

water enters

woody has vascular tissue, woody or soft, and green and support branches

many sizes, shapes, colors

make food

flowering vascular plants that produce fruits containing one or more seeds; monocots and dicots

vascular plants that do not flower, generally have needlelike or scalelike leaves and produce seeds that are not protected by fruit

vascular tissue that forms hollow vessels that transport substances, other than sugar throughout a plant

body parts arranged in a circle around a central point

body parts arranged in a similar way on both sides of the body

no symmetry

simple innate behavior such as yawning or blinking is an automatic response and does not involve a message to the brain, automatic, controlled by the spinal cord

the complex pattern of innate behavior, such as spinning a web that can take weeks to complete

occurs when the response to a stimulus becomes associated with another

a group of animal of the same speciea that live and work together in an organzed way

forceful behaviros such as fightig used by an animal to control or dominate another animal in order to protect their young, defend territoy, or get food

an area that an animal defends from other members of the same species

used by predators to sneak up on prey

an animal that eats only other animals or the remains of other animals

powerful chemical produced by an animal to influence the behavior of another animal of the same species

conditning was proven with pavlovs dog

ringing a bell casues reatctions like the food was already there

muscular digestive sytem structure in which earthworks grind soil and organic matter

digestive system sac in which earthworms store ingested soil

incisors- bite and cut

canine- grip and tear

premolars and molars- shred, grind, crush

importance of ---- is food source, pollinators, insect/rodent population control, feathers, pets

has 4 steps which include egg, larva, pupa, adult

has 3 steps which include egg, numph, adult

largest group of animals

shedding and replacing of an arthrops exoskelton

glands of mammals, in females, produce milk to feed their young

a mammal that lays eggs with tough,leathery shells

endothermic vertebrates that have hair, teeth speclized for eating certain foods

an organ that devlops from tissues of the embryo and tissues that line the inside of the uterus and that asorbs oxyegen and food from the mothers blood

vertebrate animal with a nearly constant internal temperature

inactivity in cold weather

the structure used by fish for steering balancing and movement

process in which many insect species change their body form

animals that have a notochord postanal tail, nerve cord, and pharyngeal pouches at some stage during their development

spend part-time on water and land

ectotherms

ectotherms

thick dry waterproof skin covered in scales

have a two-part shell for protection