Which feature is found in both prokaryotic and eukaryotic cells?
a. nucleoid
b. cytoplasm
c. lysosome
d. nucleus

What do animals wth echolocation have in common other than echolocation

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism