True/False
Indicate whether the sentence or statement is true or
false.
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1.
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All mutated
cells are harmful.
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2.
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A hybrid is an
organism made up of two different mutations.
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3.
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An acquired
trait is one an organism develops after it is born.
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4.
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Humans have 46
chromosomes in each body cell.
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5.
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An adaptation
is an unfavorable cell.
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6.
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Every species
have the same number of chromosomes.
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Completion
Complete each sentence or statement.
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Reviewing
Vocabulary
Complete each sentence with the correct vocabulary
word.
selective breeding | gene | nucleotides | heredity | sexual reproduction | | | | |
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7.
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The process
through which traits are passed from parents to offspring is called __________.
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8.
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Each trait of
an organism is determined by a short segment of DNA called the __________.
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9.
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__________
occurs when a female gamete joins with a male gamete to form a new organism.
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10.
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The practice
of breeding plants and animals for desirable traits is known as __________.
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11.
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The basic unit
of DNA are called _____________.
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Multiple
Choice
Identify the letter of the choice that best completes the statement or answers the
question.
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Checking
Main Ideas
Choose the best answer.
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12.
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Which of the
following sentences is NOT true?
a. | A person’s DNA carries his or her genetic
blueprint. | b. | Before a cell divides, DNA forms rod-shaped structures called
chromosomes. | c. | An organism’s DNA never changes. | d. | All organisms have the same number of
chromosomes. | | |
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13.
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Choose the
inherited trait from the list below.
a. | a spider’s ability to spin a web | b. | a dog’s ability to roll over | c. | a parrot's ability to talk | d. | a child’s ability to ride a bicycle | | |
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14.
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Which of the
following is NOT an adaptation?
a. | camouflage | b. | warning coloration | c. | deafness | d. | mimicry | | |
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15.
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Acuired traits
are _________. a. | passed from grandparents
to grandchildren | b. | are inherited | c. | things that you learn | d. | passed from parents to children | | |
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16.
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Only the
__________ traits will be found in the genes. a. | mutated | c. | inherited | b. | acquired | d. | adapted | | | | |
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17.
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Human traits
can be ____________. a. | inherited,acquired, mutated, manuiplated | b. | inherited only | c. | acquired and manuiplated only | d. | inherited and mutated only | | |
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18.
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If a human
cell contains 46 chromosomes, how many pairs of chromosomes does the human cell
have?
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19.
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Proteins in
cells are made up of _________. a. | nitrogen | c. | chromosomes | b. | oxygen | d. | amino acids | | | | |
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20.
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In _________
reproduction, an offspring receives ________ sets of genes. a. | sexual | b. | asexual | c. | both a and b | | | | | | |
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21.
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For a trait to
show, the offspring will receive ___________. a. | a dominant trait from both parents | b. | a recessive trait from one parent | c. | a recessive trait from both parents | d. | a dominant trait from one parent only | | |
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22.
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The three
kinds of adaptation are ______, ________, and __________. a. | camouflage, coloration, and hidding | b. | camouflage, coloration, and mimicry | c. | camouflage, mimicry, and hidding | d. | both a and c | | |
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23.
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___________
controls the cell activities. a. | nucleus | c. | nucleotides | b. | chromosomes | d. | DNA | | | | |
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24.
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A short, thick
coil of DNA is called ___________. a. | nucleus | c. | proteins | b. | chromosome | d. | nitrogen bases | | | | |
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25.
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________
controls information that determines genetic traits. a. | DNA | c. | dominant trait | b. | nucleus | d. | recessive trait | | | | |
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26.
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The ________
and _________ of nitrogen bases determine the variety of genes possible. a. | combination and length | c. | order and combination | b. | order and number | d. | number and length | | | | |
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Short
Answer
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Bonus
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27.
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Arrange the
following entities in order from smallest to largest: chromosome, gene, nucleus, cell.
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28.
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Evaluate Which kind of adaptation is this animal
demonstrating?
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29.
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Evaluate Which kind of adaptation is this animal
demonstrating?
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Essay
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Bonus
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30.
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Why do
inherited diseases like hemophilia and cystic fibrosis occur?
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31.
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When
chromosomes do not separate properly during reproduction, which disorder will occur?
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32.
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Give two
examples of organisms that can regenerate.
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