Bert has blonde hair (b). Molly has brown hair (B), but her genotype is Bb, meaning she carries a recessive blonde allele. What is the likelihood of Bert and Molly's second child having brown hair?

50%

Explanation:

Iif you do a punnet square you get Bb, Bb, bb, and bb

since blond is represneted by the recessive bb it's a 50% the child will have blond hair

d bonding propertys

explanation:

carbon can form so many different compounds not just with oxygen

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds