A. Genes would be the correct answer
Heterozygous means 2 different zygotes. Since Smooth kernels are dominant, Zygotes KK and Kk will be smooth and kk will be wrinkled.
If you were to set up a Punnett Square chart like:
K k
K (KK) (Kk)
k (Kk) (kk)
the ratio for smooth to winkle would be 3 : 1
Which Will be 75% Smooth and 25% Wrinkle
The correct answer should be
<span>D. Autonomic nervous system
It is called autonomic because it works on its own and it regulates organs functioning which is a thing that happens involuntarily. It regulates heart beats for example and it's not something that you do voluntarily since the heart beats regardless of you. It also controls things like vomiting or sneezing that you can't choose not to do when it starts happening.</span>
It can occur without making a different substance! You can’t make something new with physical properties