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>
A. You cycled 10 km.
B.You are 6 km east of your school.
C.You must travel 6 km west to return to school.
<span>Stratigraphy - the overlying deposit is younger than the underlying deposit.
Developmental - change from one form to another, or improvement from the original form (that consists in evolution and artifacts fashion)
Dendrochronology - technique of dating events, such as comparing one set of tree rings to another
</span>
Answer:
1. Make an observation
2. Research on the topic
3. Construct a hypothesis
4. Perform and experiment
5. Gather data and present data
6. Analyze the data
7. Draw a conclusion
Answer:
C. Genetic Exchange