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BIOLOGY EXIT EXAM with correct
answers
observation - CORRECT ANSWERS ✔✔what is seen or measured inference - CORRECT ANSWERS ✔✔a conclusion based on observation or evidence hypothesis - CORRECT ANSWERS ✔✔a untested prediction theory - CORRECT ANSWERS ✔✔a broad explanation of natural events that is supported by strong evidence controlled experiment - CORRECT ANSWERS ✔✔compares the result of an experiment between two or more groups experimental group - CORRECT ANSWERS ✔✔group being tested or receiving treatment control group - CORRECT ANSWERS ✔✔a study or experiment that does not receive the treatment
placebo - CORRECT ANSWERS ✔✔a sugar pill or other "fake " treatment given to the control group so subjects don't know which group they are in. independent variable - CORRECT ANSWERS ✔✔variable that is being tested (plotted on x axis) dependent variable - CORRECT ANSWERS ✔✔variable that is measured at the rn of experiment,results (plotted on y axis) autotrophs - CORRECT ANSWERS ✔✔organism capable of synthesizing its own food heterotrophs - CORRECT ANSWERS ✔✔an organisms that cannot manufacture its own food instead it obtains its food by taking in organic substances excretion - CORRECT ANSWERS ✔✔the process of eliminating or expelling wasted matter nutrition - CORRECT ANSWERS ✔✔the process of by which a living organism assimilates food and uses it for growth and for the replacement of tissue
photosynthesis - CORRECT ANSWERS ✔✔the process where plants takes the radiant energy of the sun and puts it in the bonds of sugar molecules regulation - CORRECT ANSWERS ✔✔coordination and control of other life functions stimulus - CORRECT ANSWERS ✔✔change in environment that you respond to neuron - CORRECT ANSWERS ✔✔a specialized cell that transmits nerve impulses; nerve cell impulse - CORRECT ANSWERS ✔✔an electrical signal carried by nerves hormone - CORRECT ANSWERS ✔✔chemical signals secreted by different glands in body. receptor molecules - CORRECT ANSWERS ✔✔proteins on surface of cell membrane that receive signals from the nervous and endocrine system organic compounds - CORRECT ANSWERS ✔✔compounds that contain carbon
Carbohydrates - CORRECT ANSWERS ✔✔simplified sugars that supply energy lipids - CORRECT ANSWERS ✔✔substances that are soluble in nonpolar solventd Protein - CORRECT ANSWERS ✔✔A three dimensional polymer made of monomers of amino acids. lock and key model - CORRECT ANSWERS ✔✔The model of the enzyme that shows the substrate fitting perfectly into the active site pH - CORRECT ANSWERS ✔✔the measurement of the strengths of acids and bases cells - CORRECT ANSWERS ✔✔basic units of life enzymes - CORRECT ANSWERS ✔✔Catalysts for chemical reactions in living things animal cell - CORRECT ANSWERS ✔✔does not have a cell wall or chloroplast and a small vacuole
kingdoms - CORRECT ANSWERS ✔✔a large group of related organisms species - CORRECT ANSWERS ✔✔A group of similar organisms that can breed and produce fertile offspring. tissues - CORRECT ANSWERS ✔✔groups of cells that work together to perform a similar function specialization - CORRECT ANSWERS ✔✔the adaptation of an organism or organ to a special function or environment Peristalsis - CORRECT ANSWERS ✔✔the movement of food through the alimentary canal by contracting and relaxing muscles red blood cells - CORRECT ANSWERS ✔✔Blood cells that carry oxygen from the lungs to the body cells. white blood cells - CORRECT ANSWERS ✔✔destroys bacteria, fights diseases plasma - CORRECT ANSWERS ✔✔fluid of blood, transports anything but oxygen
Platelets - CORRECT ANSWERS ✔✔a small colorless disk- shaped cell fragment with no nucleus that clots blood circulatory system - CORRECT ANSWERS ✔✔a system that transports material ( water, nutrition,hormones,wastes) through the body immune system - CORRECT ANSWERS ✔✔The cells and tissues that recognize and attack foreign substances in the body antigens - CORRECT ANSWERS ✔✔Substances that can trigger an immune response Antibodies - CORRECT ANSWERS ✔✔protein made by white cells to attack the antigens vaccine - CORRECT ANSWERS ✔✔an injection of a dead or weakened pathogen Antibiodics - CORRECT ANSWERS ✔✔drugs that are used to stop infections by bacteria respiratory system - CORRECT ANSWERS ✔✔system responsible for taking in oxygen and releasing carbon dioxide using the lungs
Medulla - CORRECT ANSWERS ✔✔the base of the brainstem; controls heartbeat and breathing endocrine system - CORRECT ANSWERS ✔✔Consists of glands that control many of the body's activities by producing hormones. Testerone - CORRECT ANSWERS ✔✔male hormones estrogen and progesterone - CORRECT ANSWERS ✔✔female hormones Negative Feedback - CORRECT ANSWERS ✔✔a reaction that causes a decrease in a function organ system - CORRECT ANSWERS ✔✔A group of organs that work together in performing vital body functions. asexual reproduction - CORRECT ANSWERS ✔✔a kind of reproduction in which two parents is not necessary sexual reproduction - CORRECT ANSWERS ✔✔the unison or fusion of male and female gametes
Mitosis - CORRECT ANSWERS ✔✔part of the cell cycle when chromosomes are replicated and then separated into two nuclei Meosis - CORRECT ANSWERS ✔✔the process where a single cell is divided twice to produce 4 cells containing half the amount of the original genetic information zygote - CORRECT ANSWERS ✔✔a fertilized egg Fertilization - CORRECT ANSWERS ✔✔The joining of a sperm and an egg that occurs in the fallopian tubes RNA - CORRECT ANSWERS ✔✔a nucleic acid present in all living cells that carries the genetic code for ribosome Mutations - CORRECT ANSWERS ✔✔an error or change in DNA selective breeding - CORRECT ANSWERS ✔✔the human practice of breeding animals or plants that have certain desired traits gene splicing - CORRECT ANSWERS ✔✔the process by which the DNA of an organism is cut and a gene from another is inserted.
radioactive dating - CORRECT ANSWERS ✔✔allows scientists to determine the actual age of fossils genetics - CORRECT ANSWERS ✔✔Scientific study of heredity Biochemistry - CORRECT ANSWERS ✔✔the study of substances and processes occurring in living things Anatomy - CORRECT ANSWERS ✔✔The study of body structure Embryology - CORRECT ANSWERS ✔✔study of embryos and their development Geology - CORRECT ANSWERS ✔✔science dealing with the earth's history as recorded in rocks food webs - CORRECT ANSWERS ✔✔a system of interlocking and interdependent food chains. nutrient cycle - CORRECT ANSWERS ✔✔the movement and exchange of organic and inorganic matter back into the production of living matter
Ecology - CORRECT ANSWERS ✔✔The study of how living things interact with each other and their environment carrying capacity - CORRECT ANSWERS ✔✔The largest population that an area can support Biodiversity - CORRECT ANSWERS ✔✔the variety of life in the world or in a particular habitat or ecosystem. Producer - CORRECT ANSWERS ✔✔An organism that can make its own food. Consumer - CORRECT ANSWERS ✔✔An organism that obtains energy by feeding on other organisms Omnivore - CORRECT ANSWERS ✔✔An animal that eats both plants and animals Herbivore - CORRECT ANSWERS ✔✔A consumer that eats only plants. Carnivore - CORRECT ANSWERS ✔✔A consumer that eats only animals.
Pollution - CORRECT ANSWERS ✔✔Release of harmful materials into the environment renewable resource - CORRECT ANSWERS ✔✔resource that can be produced or replaced by healthy ecosystem functions
