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50 Cards in this Set
- Front
- Back
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What is biology the study of?
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The living world
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What is a part of how scientists work?
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Observing
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What is a characteristic of all living things?
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Growth and developing
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What is the process by which organisms keep their internal conditions fairly constant?
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Homeostasis
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Living things change during their lives threw
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growth and development
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What is an experiment?
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A test of a hypothesis
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Who was one of the first people to identify and see cork cells?
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Robert Hooke
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What is a principle of the cell theory?
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Cells are the basic units of life
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What contains a nucleus?
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Eukaryotes
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What structure makes proteins using coded instructions that come from the nucleus?
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ribosome
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What provides cells with energy?
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mitochondria and chloroplasts
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What is the sequence that correctly traces the path of a protein in the cell?
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rough endoplasmic reticulum, Gogle apparatus, released from the cell.
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What organelle is found in a plant cell and not an animal cells?
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chloroplast
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What structures carry out cell movement?
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microtubules and microfilaments
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What is the main function of the cell was?
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To support and protect the cell
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What is the proper sequence of mitosis?
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prophase,metaphase,
anaphase,telophase |
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Water moves INTO a cell when it is placed in what kind of solution?
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Hypotonic
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Water moves OUT of a cell when it is placed what kind of solution?
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Hypertonic
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What structure is most responsible for maintaining cell homeostasis?
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plasma membrane
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What is the longest phase of the cell cycle?
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Interphase
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What is the green pigment that traps energy from sunlight?
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Cholorphyll
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Energy is released from ATP when the bond is broken between
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two phosphate groups
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In respiration what is the final electron acceptor in the electron transport chain?
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oxygen
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What is the equation for photosynthesis?
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6CO2+6H20 C6H12O6+6O2
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What is the sequence of cellular respiration?
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glycolysis Krebs cycle electron transport
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What is the correct equation for cellular respiration?
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6O2+C6H12O6+Energy 6CO2+6H2O
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What are the two main types of fermentation?
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aerobic and anaerobic
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What did Gregor Mendel use pea plants to study?
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the inheritance of traits
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When Gregor Mendel crossed a tall plant with a short plant, the F1 plants inherited what allele?
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an allele for tallness from the tall parent and an allele for shortness from the short parent.
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What does the principle of dominance state?
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some alleles are dominant and others are recessive
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When Gregor Mendel crossed true-breeding tall plants with true-breeding short plants,why were all the offspring were tall?
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the allele for tall plants is dominant
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What are organisms that have two alleles for a particular trait?
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Homozygous
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A cross of a black chicken(BB) with a white chicken(WW) produces all speckled offspring (BBWW). What would this type of inheritance be called?
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codominance
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What is variation in human skin color?
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multiple alleles
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If organism's diploid is 12, the its haploid number would be?
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6
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What do gametes have?
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one allele for each gene
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What is produced by each parent that is shown along the punnett square?
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gametes
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What is an useful device for predicting the possible offspring of crosses between different genotypes?
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Punnett square
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What are organisms that have the genotype Bb?
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heterozygous
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What is the passing of traits from parents to offspring?
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heredity
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If a couple has two children, both of them are boys. What is the chances that parents next child will be a boy?
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50%
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How can a dog's phenotype can be determined?
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looking at the dog
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What is the type of inheritance shown when a red-flowering plant is crossed with a white-flowering plant and only pink-flowering plants are produced.
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incomplete dominance
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The 23rd pair of chromosomes that differ in males and females are called?
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sex chromosomes
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Eye color in humans is the result of what kind of inheritance.
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polygenic
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Royal hemophilia is the result of what kind of inhertiance?
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sex-linked
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The blood types A,B,AB and O are the result of what kind of inheritance?
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multiple alleles
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What is human genetic disorder caused by a dominant gene?
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Huntington's Disease
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a man heterozygous for blood type A marries a women heterozygous for blood type B. What is the chance that their first child will have type O blood.
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0%
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What is the process used to separate DNA segments of different lengths?
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PCR
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