A scientist is observing a eukaryotic cell and a prokaryotic cell. Which structure could she only observe in the eukaryotic cell? a. cytoplasm
b. dna
c. ribosomes
d. the neucles

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation

What pattern of migration do whales follow?

What are they five steps of cloning?