The options are incomplete and have been listed incorrectly. Complete question has been attached.
Answer:
C) Dd and Dd
Explanation:
It is given that deafness is a recessive trait which means that Dr. Smith has genotype dd since a recessive trait can only be expressed when both the alleles in genotype are recessive. However, his parents are normal. So his parents can have DD or Dd genotype. Dr. Smith has obtained one recessive d allele from his father and other recessive d allele from his mother. Thus, the parents should have Dd genotype and the correct option is c.
<span>Which type of molecule that can be found in living things lacks carbon atoms?</span>
I believe the answer is b not 100%sure though
One such example of flowers which smells like rotten meat are- Carrion flowers or corpse flowers. The pollinators for these flowers are mostly <u>beetles and flies</u>. The mode of pollen transfer is by trapping these insects and allowing the pollens to stick to the body of the insects, before they leave the flower. But this happens in some of the species only.
<u>Answer: Beetles and flies</u>.