How does a fire help grasslands? Choose all that apply. A. keeps trees from overtaking the grasses

B. preserve biodiversity

C. helps contain only coarse grass

D. all of the above

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

Students commonly confuse saccharomyces cerevisiae and staphylococcus aureus when viewed on a microscope slide how could you microscopically differentiate

Which is the best example of plant tissue? the answer is d (just took the test)