Cardiac arrest in children is usually caused by respiratory failure.
Assuming that you're talking about two homozygous seeds (RR and rr), 75% of the seeds would be round, and the other 25% would be wrinkled.
The mouth, stomach, small intestine, and large intestine. Containing hydrochloric acid and digestive enzymes.
Neater a house you should never be outside if a thunderstorm is close