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Biology - EC: BIO.B.3.1.1

Biology - EC: BIO.B.3.1.1

Continuum of Activities

Continuum of Activities

The list below represents a continuum of activities: resources categorized by Standard/Eligible Content that teachers may use to move students toward proficiency. Using LEA curriculum and available materials and resources, teachers can customize the activity statements/questions for classroom use.

This continuum of activities offers:

  • Instructional activities designed to be integrated into planned lessons
  • Questions/activities that grow in complexity
  • Opportunities for differentiation for each student’s level of performance

Activities

  1. The process by which the individuals that are most suited for their environment survive and reproduce is known as?

  2. If an organism has a trait that allows it to survive, what would most likely happen to the allele frequencies of that trait in future generations?
  1. The Giant panda’s ancestors were born with five short toes. The modern day Giant panda has an additional toe on the wrist that acts as a thumb. Why would this new trait carry on in future generations of the Giant panda?
  1. Give an example of a trait in a lizard that would help it survive in a newly flooded environment. Explain your answer.

  2. Different types of organisms have different types of teeth. Explain how natural selection could account for different shaped teeth?

  3. If the environment doesn’t change drastically and species do not have variations, what is likely to happen to the diversity within the species and why?

Answer Key/Rubric

  1. Natural selection or survival of the fittest

  2. Acceptable answers include, but are not limited to: 

It will become more common in future generations.

  1. Acceptable answers include, but are not limited to:

The “thumb” helped the Giant panda survive and therefore reproduce and pass the gene on to future generations.

  1. Acceptable answers include, but are not limited to:
  • If the lizard had webbed toes it could use them to propel the lizard through the water.
  1. Acceptable answers include, but are not limited to:
  • A plant eater could have been born with a mutation for flat grinding teeth that allowed them to extract more nutrients out of their food by grinding it.
  1. Acceptable answers include, but are not limited to:
  • There will be very few differences within the species because they don’t need to adapt to a new environment therefore those with new adaptations don’t survive.
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