Biology, 25.10.2021 15:40 jakeisadog698
WILL GIVE BRAINLIEST AND 30 POINTS!
1. Outline an experiment in which you are trying to prove that brushing with BEST toothpaste results in fewer cavities. Be sure to describe who your research participants will be and how you will assign them to different conditions or groups. Also, identify your independent and dependent variables.
2. Outline a correlational study in which you are trying to determine if there is a relationship between brushing with BEST toothpaste and the number of cavities subjects have. Suppose your correlational study resulted in a correlation coefficient of +.81. How would you interpret this result? How would you interpret a correlation coefficient of -.81? How would you interpret a correlation of +.08?
Answers: 3
Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
Biology, 22.06.2019 13:10
Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.
Answers: 1
Biology, 22.06.2019 22:30
Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the traits of color blindness. the only unknown is the father in the generation.
Answers: 3
WILL GIVE BRAINLIEST AND 30 POINTS!
1. Outline an experiment in which you are trying to prove that...
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