Around what time that they became extinct. They measure the amount of decay on the bone, and it gives them pretty accurate info
The advantage that is conferred to algae and plants that have sporopollenin is that they have reproductive cells that are more resistant to desiccation. Remember that a sporopollenin is a polymer that is inert and makes up the outer layer of pollen grains and spores. Sporopollenin<span> is also found in the cell walls of several taxa of green </span>alga<span>, including Phycopeltis </span>
Answer:
the correct answer is B it is changeable
Explanation:
Science knowledge may change due to the development of new technics for observing investigations also through new ways of thinking or framing the questions asked.
Answer: by delivery through pipes and it is quite simple to access the water from the home itself
Explanation:
