A cleft chin in humans is coded by the dominant allele C. A chin without a cleft is coded by the recessive allele c. A man with a cc allele combination for the trait produces a zygote with a woman with a Cc allele combination for the trait. Which allele combinations could occur in the zygote?

The allele combinations are: Cc, cc, Cc, cc

Phenotypically there is a 50% chance that the child will be born with or without the cleft

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.

burning fossil fouls really decrease the carbon in the atmosphere so b