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Instructions for traits that are passed from parents to offspring. |
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Study of communities or organisms in relation to their environment. |
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All living this maintain a balance within their cells and the environments through the process of |
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Scientific hypothesis are most often tested by what process? |
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Definition
A testable possible explanation of an observation. |
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something that has been proven repeatedly but may ve revised as new evidence is presented. |
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What is the order in which the steps of the scientific method are applied? |
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Definition
Observation, hypo0thesis, prediction, controlled test, verification, theory |
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If a light microscope has an objective lens of 10x and an ocular lens of 40x, what is its total magnification? |
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What was Hooke looking at when he made his discovery of celss? |
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What happens to the surface area of a cell when its volume increases? |
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Definition
It increases at a slower rate. |
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What is an important limiting factor in cell growth? |
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Definition
Surface area to volume ratio |
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What is an example of a prokaryotic cell? |
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What is present in only eukaryotic cell? |
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Definition
Nucleus and membrane bound organelle |
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What is the structure that regulates what enters and leaves the cell? |
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What is a structure w/in a cell that performs a specific function called? |
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What organelle must be present in large numbers if a cell is very active? |
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What is one important organelle that helps maintain homeostasis by moving supplies from one part of the cell to the other? |
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In which organelle of the cecll is ATP made? |
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Numerous hairs like organelles that protrude from the surface from the surface of a cell and are packed in tight rows are called what? |
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Where are proteins made in the cell? |
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What's the packaging and distribution center of the cell called? |
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If you're looking at a cell under a microscope, what structure would immediately id it as a euk.? |
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What structures are found in a plant cell and not an animal cell? |
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Definition
cell wall, chloroplasts, and a large central vacuole |
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Where does photosynthesis occur in the plant cell? |
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In a plant cell, where are the wastes, waters, and nutrients stored? |
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Definition
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Term
As a result of diffusion, what happens to the concentration of many types of substances? |
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Definition
they eventually become balanced on both sides of a membrane |
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Term
What are the 3 forms of passive transport in which no energy is used? |
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Definition
diffusion, osmosis, and facilitated diffusion |
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Term
What are the forms of active transport in which energy is used to move things in and out of a cell? |
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Definition
endocytosis, exocytosis, sodium-potassium pump |
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Term
Cell in hypotonic environment will___ |
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Cell in hypertonic environment will____ |
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What do you call the protein disk that attaches two chromatids to each other in a chromosome? |
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Term
Diploid and haploid number of chromosomes in humans? |
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Definition
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Term
Cell cycle steps in order |
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Definition
G1, S, G2, Mitosis, Cytokinesis |
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Term
Phase of mitosis when chromosomes arrange along the cell equator. |
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Definition
metaphase (meet in middle) |
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Term
After mitosis and cytokinesis, each of the two new cells formed from the original human cell has ____ chromosomes. |
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