Natural Selection Lab Report Rabbits | Old Growth Redwood Trees

July 21, 2024, 5:57 pm

Post-Industrial Revolution Bark (Dark-colored). Be sure to include how the ability to survive and reproduce impacts the process of natural selection. What caused the tree bark to become darker? New naturally occuring elements have been identified within the past 10 years. Complete the following simulations to answer your experimental question. Natural selection lab report rabbits and rabbits. Outcome variable (dependent variable): The outcome variable is the colored moths population.

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Indicate whether each of the following statements about elements is true or false. Heritable genetic variation. Add a friend and a brown fur mutation to the bunny population, let the experiment continue to its conclusion. CLAIM (answer): EVIDENCE (specific details and observations that support claim). Proliferation of organisms that are better able to survive and reproduce. C. More than 25 laboratory-produced elements are known. Factors that result in Evolution. D. Natural selection lab report rabbits and sheep. All laboratory-produced elements are unstable. Experiment B - How is tooth length influenced by natural selection?

Natural Selection Lab Report Rabbits And Rabbits

Exploration of the Simulation. If you cannot discover this from the simulation, propose any possible situation where a long tail would provide a selective advantage for bunnies and explain WHY it would be an advantage. Start over and add brown fur mutation (with friend) but add a selection factor of wolves when your bunnies start to get overpopulated. Potential for a species to increase in number. Following the guidelines from the Experiment A, determine when long teeth provides an advantage to the bunny population. Natural selection lab report rabbits. Reset and change the settings so that you have brown fur mutation in an arctic environment, use wolves as your selection factor. The process of evolution results from four known factors, for each listed, describe how those factors were observed in the simulation. Reminder: The test variable is the item that is changing in this investigation. Access the simulation and explore the settings. Change the settings so that you still have brown fur mutations but this time remove the wolves and make the selection factor be food. I believe that the dark-colored peppered moth would have a better chance of survival than the light-colored moths because there is mainly dark bark near my neighborhood instead of light-colored peppered moths.

Natural Selection Lab Report

I believe the purpose of this lab is to see how much our society is evolving. Provide evidence from the simulation to support your conclusions. REASONING (discuss WHY your evidence supports the claim, include biological principles as reasoning for outcome). Natural Selection Simulation at PHET. What are some VARIABLES that you have control over in the simulation? Hypothesis for the dark-colored bark: There will be an decrease in light-colored moths and an increase in dark-colored moths. What caused the tree bark to become darker is the time of the day the darker it is the darker the bark is. The outcome variable is the item that you are measuring in this investigation. The procedures are listed in your virtual lab.

Natural Selection Lab Report Rabbits

Record your data for each trial of that environment in the data charts below. The majority of the known elements have been discovered since 1990. b. In your own words, what was the purpose of this lab? In this section, please include the if/then statements you developed during your lab activity.

What happens when you add a friend? Test variable (independent variable): The test variable is the colored bark. Please be sure to identify the test variable (independent variable) and the outcome variable (dependent variable) for this investigation. Natural Selection Lab Flashcards. What caused the population of light-colored moths to decrease and the population of dark-colored moths to increase over time was because the dark-colored moths could camouflage themselves on the dark bark trees and the light-colored moths couldn't protect themselves from predators because they had no where to hid. Jot down notes for each with what happened, you will need to synthesize this later. Be sure to list your hypothesis for each environment below. You will investigate both environments.

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