Both insects and roundworms exhibit whereas sponges, snails, and leeches do not.
a. sexual reproduction
b. calcium carbonate shells
c. sensory perception
d. molting during growth

Any sound above what db can cause hearing loss in human beings

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water

Organelles found in plant cells that function through photosynthesis to produce glucose from carbon dioxide and water are called — question 21 options: chloroplasts guard cells photosynthons