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| protects and supports the plant cell |
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| lets substances in and out of cell |
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coverts energy in food molecules to energy the cell can use to carry out its functions Powerhose where respiration takes place |
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in plant cells capture energy from the sunlight to produce food for the cell Where sunlight is harnessed to convert carbon dioxide and water to sugar and oxygen |
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directs cell's activities contains chromosomes and DNA Controls the cell |
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| a double rod that contains DNA that carries out genectic info in the nucleus |
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Chromatin is the substance that makes up chromosomes. It is composed of DNA and proteins unwound chromosomes |
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center of chromosomes that holds sister chromatids together attaches to spindle fibers during mitosis/meosis |
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structures that form at opposite ends of the cell and help align aned guide chromosomes during cell division |
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cell structures that produce and organize the spinle fibers during cell divison |
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the genetic material that carries information about the organism and is passed from parent to off spring deoxyribonucleic acid |
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The stage of the cell cycle during which the cell's nucleus divides into two new nuclei an one copy of the DNA is distributed into each daughter cell two identical cells with the same number of chromosomes |
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a process of cell division in which the number of chromosomes is half the original number ; results in the production of sex cells |
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| The stage of the cell cycle that takes place before cell division occurs |
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| A chart that shows all the possible combos of alleles that can result from a genetic cross |
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the final stage where the splitting of the cytoplasm and other organells after mitosis |
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| Having two identical alleles for a trait |
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| Having two different alleles for a trait |
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| An allele whose trait always shows up in the organism's when the allele is present even if there is a ressive |
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| An allele that is masked when a dominant is present |
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| A number that describes how likely it is that an event will occur |
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A condition in which neither of two alleles of a gene is dominate or recessive the phenotype results in a spotted coat |
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| A gene that is carried on the X and Y chromosome |
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The process by which plants and some other organisms capture the energy in sunlight and use it to make food process in plants where carbon dioxide and water is converted to sugar and oxygen to store energy |
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| The process by which cells break down simple food molecules to release the energy they contain. |
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| An organism's physical appearance or visible traits |
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| An organisms genetic makeup, or allele combinations |
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| The change in state from a solid directly to a gas without passing through the liquid state |
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| The change in state from a solid to a liquid |
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| THe process that occurs when vaporization takes place only on the surface of a liquid |
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| The change of state from a gas to a liquid |
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| The change in state from a liquid to a soild |
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| The process that occurs when vaporization takes place inside a liquid as well as on the surface |
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| A state of matter that has a definite volume and definite shape |
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| A state of matter that has no definite shape but has a definite volume |
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| A state of matter with no definite shape or volume |
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| Two or more substances that are mixed together but not chemically combined |
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| A substance that cannot be broken down into any other substances by chemical or physical means |
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| A neutral particle made of two or more atoms joined by covalent bonds |
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| A substance made of two or more elements chemically combined in a specific ratio, or proportion |
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| THe principle stating that matter is not created or destroyed during a chemical reaction |
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| THe smallest particle of an element |
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| The process in which substances undergo changes that result in the formation of new substances |
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| THe opening through which light enters the eye |
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| The layer of receptor cells at the back of the eye on which images is focused; nerve impulses are sent from the retina to the brain |
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| the flexible structure that focuses light that has entered the eye |
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| The clear tissue that covers the front of the eye |
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| the circular structure that surrounds the pupil and regulates the amount of light entering the eye |
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| A neuron that picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse |
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| A neuron that sends an impulse to a muscle causing the muscle to contract |
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| The part of the brain that coordinates the actions of the muscles and helps maintain balance. |
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| The part of the brain that interprets input from the senses, controls the movement of skeletal muscles and carries out complex mental process. |
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| THe part of the brain that controls many body functions that occur automatically |
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| A cell that carries messages through the nervous system |
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| The tiny space between the tip of an axon and the next structure |
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| A threadlike extension of a neuron that carries nerve impulses toward the cell body. |
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the first step in the cell division process in which chromosomes condense the nuclear envelop breaks down and spindles form at opposite ends of the cell |
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the second phase of cell division in which the chromosomes align in the middle of the cell |
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the third step in the cell division process in which chromatids of the same chromosomes separate and move to opposites sides of the cell |
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the final step in the cell division process in which the nuclear membrane forms around each det of chromosomes and two distinct cells are formed |
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the hetrozygous form is a mix of 2 homozygous forms red and white produce pink |
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| Any characteristics of a material that can be observed without changing the identity of the material itself. |
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| The ability of a material or product to burn with a flame under specified test conditions. |
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| The thick, clear jelly that helps give the eyeball its shape. |
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| watery substance fills the small chambers located behind the cornea |
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| tough, white, protective tissue; helps maintain the shape of the eyeball. |
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| The part of a neuron containing the nucleus but not incorporating the axon and dendrites. Also called soma. |
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| The long, hairlike extension of a nerve cell that carries a message to the next nerve cell. |
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| the capability of something to burn |
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the proces of burning a chemical and analyzing the colors of light emmitted the bands of color produce a unique fingerprint |
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| characteristics or qualities of a chemical |
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| particls in a sample of matter increase their movement when energy increases |
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| a measure of the average kinectic energy of particles in a sample of matter expressed in terms of units or degrees desingnated on astandard scale |
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| A form of energy associated with the motion of particles |
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| canter of the macula that contains only cones |
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| blue green layer in animal eyes that helps with niht vision |
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| cells in the retina that decect light rods and cones |
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| caused by the optic nerve exiting the eye |
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| area of the retina with the most concentraction of cones |
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| end of the neuron that transmits a message away from the cell body |
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