Which of the following is not one of the major interactions between organisms in an ecosystem?
a.
submission
c.
competition
b.
symbiosis
d.
predation

What was the land like over 500 million years ago? what was under the sea?

Which part of cellular respiration must occur before any of the other steps can occur

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex