Which is true of Saturn's satellite, Titan? A. It may be similar to Earth's early conditions.
B. Its surface temperature is much warmer than the surface
temperature of Earth.
C. It is Saturn's only satellite.
D. It is about half the size of the planet it orbits.

There are many you can go on and ask boring questions about being bored when you’re bored : )

If dd means heterozygous for dimpled chin, then that is the genotype; but the dominant shows through with only one capital, meaning they have a dimpled chin as the phenotype.if ff is recessive for free earlobes, then that genotype is homozygous recessive; they won't be free, they'll be attached as the phenotype because of the double dose of lower-case f.