An ecosystem contains blue whales, sea otters, giant kelp, and various species of phytoplankton. what type of biodiversity is being described? 1. ecosystem diversity
2. species diversity
3. genetic diversity
4. trait diversity

What is it called when plants lose water though their leaves

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes