D because kg is mass and cubic cm is volume which Density = Mass / Volume
<span>The light of color, and the type of plant would be controlled variables. The growth rate would be the dependent variable, and the independent variable would be the amount of light.</span>
If you're a carrier, you're a heterozygote...So let's say S is normal allele and s is diseased allele, then you'd be Ss.
Someone with sickle cell anemia would be ss (homozygous recessive)