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46 Cards in this Set
- Front
- Back
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What is the smallest unit of life that can live and reproduce on its own?
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A cell
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What is the collective cellular reactions used to acquire and use energy?
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Respiration
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Organisms designated producers usually obtain their energy from what?
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The sun
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The body's ability to carry out what process results in maintaining a stable blood sugar level?
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Homeostasis
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The ability to acquire, store, transfer, or utilize energy is called what?
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Metabolism
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What is the ability to maintain a constant internal environment?
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Homeostasis
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When a hypothesis has been repeatedly and rigorously tested and supported, it is called what?
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Scientific Theory
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What are the "building blocks" of carbohydrates?
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Monosaccharides
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Where is cellulose found?
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Cell Walls
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Cell membranes are characterized by the presence of what?
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Phospholipids
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T or F: All cells are built from scratch every generation.
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False
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T or F: ALL cells have a nucleus
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False
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T or F: RNA is found in the cytoplasm
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False
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T or F: cellulose is a carbohydrate.
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True
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T or F: butter is an example of a saturated fat.
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True
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T or F: Triglycerides are considered lipids
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True
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T or F: Protozoa are an example of prokaryotes
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False
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What type of cells are prokaryotes?
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Bacteria
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What is the primary cellular site for respiration?
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Mitochondria
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T or F: Chloroplasts and Mitochondria have their own DNA because they evolved from free living prokaryotes.
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True
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What organelles in plant cells function in photosynthesis?
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Chloroplasts
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What organelles are not bound by membranes?
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Ribosomes.
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What is the major type of lipid found in cell membranes?
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Phospholipids.
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What is the name for various forms of each gene?
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Alleles
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What is an observable genetic trait called?
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Phenotype
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Genotype determines what?
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Phenotype
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Is aa a recessive or a dominant genotype?
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Recessive
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What is a pair of identical alleles called?
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Homozygous
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Different pairs of genes assort independently of one another. Whose theory was this?
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Mendel
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Why do pink radishes occur?
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Incomplete Dominance
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What is a gene called that produces multiple effects?
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Pleiotropic
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A trait shows a range of small differences due to the action of many genes. What is this called?
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Polygenic Inheritance
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When one gene overrides the effect of another, what is it called?
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Epistasis
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What is usually the longest part of the cell cycle?
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Interphase
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During what phase does DNA replication occur?
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Synthesis (S phase)
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A cell with two sets of genetic information is described by what term?
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Diploid
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What is the spindle apparatus made up of?
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Nucleoprotein
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During what phase do the chromosomes begin to move to opposite poles?
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Anaphase
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What organelles are involved in the production of microtubules of the mitotic spindle?
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Centrioles
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What are duplicate chromosomes held together by a common centromere called?
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Sister Chromatids
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T or F: Homologous chromosomes are in pairs; one chromosome of each pair from the father and one from the mother.
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True
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T or F: Mitosis produces genetic variation.
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False
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In what stage does does independent assortment occur?
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Metaphase I
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The chromosomes condense and the nuclear membrane breaks down. This occurs in what phase of Meiosis/Mitosis?
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Prophase
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Duplicated chromosomes line up single file along the center line of the cell. What is this called?
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Metaphase Plate
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When does the parent cell complete its division?
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Cytokinesis
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