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1st Semester Final

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