DNA and Evolution

Which of the following is NOT an example of natural selection? 

• People selectively breeding hamsters.
• Insect populations developing resistance to certain pesticides.
• Bacteria becoming resistant to antibiotics.
• Male birds of certain species developing colorful feathers to attract female mates.

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What characteristic did Darwin observe about the finches on the Galapagos Islands?

• Their feathers 
• Genotypes 
• Their beaks
• Their body sizes

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Which species’ DNA is most similar to the DNA of the toothed whale? 

• Hippopotamus 
• Baleen Whale
• Grazing Mammals
• Camels

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When an organism completely dies out, it is called.....

• Adaption
• Extinction
• Fossilization
• Mutation

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The separation of a group of individuals from the rest of the population is referred to as 

• genetic drift
• natural selection
• geographic isolation
• survival of the fittest

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

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Which of the following is the best definition for heredity?

• Heredity is the passing of particles from high concentration to low concentration.

• Heredity explains how DNA copies itself.

• Heredity is the passing of traits from parent to offspring.

• Heredity is the forming of clones.

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This scientist studied pea plants and was considered to be the "Father of Genetics".

• Reginald Punnett

• Gregor Mendel

• Charles Darwin

• Rosalind Franklin

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Y= yellow pod

y= green pod

What is the percentage of yellow pod when you cross a hybrid pod plant with a purebred green pod plant?

• 25%

• 50%

• 75%

• 100%

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According to this punnett square shown, the recessive trait is:

• Wrinkled peas

• Green pods

• Yellow pods

• Purple seeds

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