Heterozygous means A capital P with a lowercase p. There are two purple flowers in the Punnett square with Pp out of 4 possible options. 2/4 is 1/2 which is 50%. So there is a 50% chance of a purple heterozygous flower.
The boys can arrive at the conclusion that as temperature increases, a greater mass of copper sulfate is dissolved in water.
<h3>What is an experiment?</h3>
An experiment is a scientific investigation that seeks to obtain cause and effect relationships. There must be a dependent and an independent variable in every experiment.
The average of the temperature readings is; 20 + 30 + 40 + 50 + 60 + 70 + 80/7 = 50
They used an interval of 10 degrees for the temperature readings. The boys should have kept the heating time the same. The independent variable in this experiment is the temperature. The boys can arrive at the conclusion that as temperature increases, a greater mass of copper sulfate is dissolved in water.
Learn more about dependent and independent variables: brainly.com/question/967776
That’s some hard stuff what grade are you in im going to find the answer really fast hold on
Aluminum or glass I think
Lightning rain can lead to nitrogen fixation other than bacteria