You want to measure the effect of different amounts of oxygen on the rate of yeast growth. What is the independent and dependent variable?

What is the phylum of soft bodied animals with a true bosy cavity and a three part body consisting of a foot visceral mass and a mantle

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles

Astudent wants to compare the amounts of co2 given off by yeast provided with different amounts of sugar. the student places a balloon over each container to catch the released co2. which observation is a qualitative observation the student can make?