Someone ! which of the following statements regarding the digestive system is correct? a peristalsis occurs in each organ, enabling nutrients to be more easily absorbed. b wherever mechanical digestion occurs, chemical digestion also occurs. c all organs contain glands that release enzymes for chemical digestion. d the ph of each organ is the same so the food can easily move through the system.

good one: produce hormones that plants grow.

bad one: the problem with organic matter is that while plant nutrients are needed for crop growth, they can also stimulate excessive growth of the wrong plants – mainly, algae.

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.