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1st Benchmark Review

QuestionAnswer
The act of following the steps of an experiment Trial
The basic unit of volume in the metric system Liter
The basic unit of mass in the metric system Grams
The basic unit of length in the metric system Meters
The variable the scientist changes in an experiment Independent Variable
Factors that are kept the same in an experiment Constants
The variable that is being measured in an experiment Dependent Variable
The brain of the cell Nucleus
This part of the cell is selectively permeable Cell Membrane
Cells are the basic unit of structure and function in an organism. All living things are made of cells. Cells come from other cells Cell Theory
Looked at cork under the microscope Robert Hooke
Looked at pond water Anton van Leewuenhook
Said all animals are made of cells Theodore Schwann
Said all plants are made of cells Matthais Schlieden
Said cells only come from other cells Rudolf Virchow
Chromosomes line up in the middle Metaphase
Chromosomes are pulled apart Anaphase
Prophase, Metaphase, Anaphase, Telaphase Mitosis
The cell grows, makes a copy of its DNA and prepares to divide Interphase
Cell with a nucleus Eukaryote
Cell without a nucleus Prokaryote
Cells, Tissues, Organs, Organ System, Organism Levels of organization
Most basic unit of structure and function (life) in an organism Cell
A possible explanation for a set of observations Hypothesis
Water, energy, living space, homeostasis Needs of Living things
The mistaken idea that living things come from nonliving things Spontaneous Generation
The factor that scientists use to compare their results to Control
The maintanance of stable internal conditions Homeostasis
The energy source for all life on earth is the sun
Supports and protects the plant cell Cell Wall
Produces energy for the cell Mitochondria
Captures sunlight for plant cells Chloroplast
Produces protiens Ribosomes
Single-celled organisms Unicellular
Stores food, water, and waste Vacuole
Organism composed of many cells Multicellular
The chromosomes appear and the nucleus disappears Prophase
Pigment that makes plants green Chlorophyll
Lets some things in and others can't Selectively Permeable
Created by: lipscold
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