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TExES Life Science 7-12 (238): Practice & Study Guide Final Exam

Free Practice Test Instructions:

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

Question 1 1. Which of these questions can a scientist answer using observable data?

Question 2 2. In response to foreign invaders like viruses and bacteria, the body temporarily disrupts homeostasis and raises the internal temperature to help kill off the infection. What chemicals are responsible for raising the body's temperature?

Question 3 3.

In order to create a test to detect a specific genetic trait, scientists must amplify genomic DNA specific to that particular gene. If the genetic trait is absent there will be no DNA amplification. If the genetic trait is present, a DNA amplification reaction will be observed. What molecular biology method could be used to create this test?

Question 4 4.

Postzygotic barriers cause what kind of speciation?

Question 5 5.

Which of the following are carbon-based molecules?

Question 6 6. What is it the primary reason for keeping a laboratory neat and organized?

Question 7 7. What two body systems are important for bringing oxygenated blood to the body's cells?

Question 8 8.

What aspect of the nature of science enables the differentiation of real science from dogma or pseudoscience?

Question 9 9. The table shows the total number of five species of birds reported during the annual Great Backyard Bird count for the years 2006-2012. Which species consistently has the highest reported number of sightings?

Question 10 10. Transpiration and cohesive forces move water up a plant through what tissue?

Question 11 11. What was the significance of Gregor Mendel's research?

Question 12 12. In plants, what type of reproduction is vegetative propagation?

Question 13 13. What types of structures are best used for taxonomical purposes?

Question 14 14.

A drug company intends to develop new drugs that target the neuraminidase enzyme. To do this, they will use computer simulations to predict if and how certain molecules will bind to this protein. Which of the following is not needed in order to create the molecular modeling simulation?

Question 15 15.

Human cells would not survive alone in a hypotonic solution (like water), they require the balanced salt environment maintained by the body or they will burst open. Since bacteria cannot regulate the salt balance of their environment, they survive in the extreme osmotic pressure relying on what?

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TExES Life Science 7-12 (238): Practice & Study Guide Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

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