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1st Semester Final

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
hypothesis   possible answer to a question  
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independent   variable that is changed  
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archaebacteria   prokaryote that can live in harsh environments  
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cell wall   helps maintain shape of plant cell  
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nucleus   controls all the cell's activities  
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cell membrane   regulates what goes in and out of the cell  
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chlorophyll   makes food for the plant  
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eukaryote   most are multicellular; has a nucleus  
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metaphase   stage when homologous chromosomes like up in the middle  
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interphase   stage when chromosomes are copied  
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chromosomes   part of cell that contains heredity material  
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villi   increases surface area of small intestines  
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peristalsis   squeezing action that moves food through  
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pepsin   breaks down protein in the stomach  
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liver   makes bile  
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pancreas   regulates blood sugar  
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bacteria   killed by antibiotic  
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vaccines   prevent but do not cure diseases  
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cellular respiration   chemical reactions that involve releasing energy from food  
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alveoli   increase surface area of lungs and do gas exchange  
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artery   takes blood away from heart  
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vein   takes blood to the heart  
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white blood cells   fight disease  
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neuron   nerve cell  
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cerebrum   stores memories in the brain  
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cerebellum   controls balance  
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medulla   control involuntary processes  
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glands   groups of cells that make special chemicals  
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hormones   special chemicals made by glands  
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homeostasis   maintains stable internal environment  
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tendons   connect muscle to bone  
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epidermis   thin, top layer of skin  
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ovules become   seeds  
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ovary becomes   fruit  
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placenta   provides embryo with oxygen and nutrients  
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meiosis   makes sex cells  
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mitosis   makes body cells  
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gametes   another word for sex cells  
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Created by: jkinard1
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