PART 1 (All the stuff I don't believe but I have to study)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What have different shapes because their number and sequence of amino acids varies? | proteins
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| During Darwin's time, how old did people think the earth was? | a few thousand
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| According to Darwin's theory of natural selection, organisms best suited to their environment survive and what? | reproduce
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| What is another name for selective breeding? | Artificial Selection
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| Organisms of the same species who natural what? | variation
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| What was the name of Darwin's book? | On the Origin of species
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| What are the reactants o respiration? | sugar and oxygen
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| What percentage of human sperm cells carry the X chromosome? | 50%
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| Which organelle is found in plans but not animal cells? | chloroplasts
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| Name the three parts of a DNA nucleotide. | Nitrogen bases, phosphate groups, and deoxyribose sugar
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| Which of Mendel's laws is proven by a dihybrid cross/ | independent assortment
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| What is the ability of an organism to survive and reproduce known as? | fitness
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| Which organelle turns food into compounds used for growth, development, and reproduction? | mitochondrion
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| what is the purpose of gel electrophoresis? | to separate DNA
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| Given the following genotype what combination can be found in the gametes: BBRr? | BR, Br
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| How many variables are tested in controlled experiments? | one
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| What is produced from meiosis? | 4 different haploid gametes
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| Which part of Darwin's theory was supported by the similarities of physical characteristics of the finches? | Descent with Modification
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| Which base differs in RNA compared to DNA? | uracil
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| If I increase the amount of light, the plant wil lgrow faster. This is an example of what? | hypothesis
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| Which part of the cell regulates which materials enter and leave? | cell membrane
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| What is a physical or behavioral characteristic that better enables and organism to survive called? | adaptation
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| Who is the main evolution scientist? | Darwin
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| According to the evolution scientist, species change through the process of what? | natural selection
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| What do enzymes do to chemical reactions? | speed up
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| what is the ultimate source of genetic variation | mutations
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| The same kinds of cells that grow in similar patterns in different but related organisms are called what? | homologous structures
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| Why does polypploidy produce a new species? | the number of chromosomes differ.
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| From scientific experients we may revise or replace these when proven incorrect. What are we referring to? | theory
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