Answer:
Seeds and fruits are formed by fertilization. In angiosperms, two structures are formed as a result of double fertilization – a diploid zygote and a triploid primary endosperm cell. The zygote develops into an embryo, whereas, the endosperm cell gives rise to endosperm. It provides nourishment to the growing embryo. Both fruits and seeds are an important part of angiosperms...
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In a free market system, price controls can include both floors and ceilings.
The government imposes these limitations in order to regulate the retail value of specific goods and services. Rather than have limits on both sides, most items have either a floor or a ceiling imposed on them.
Algae is more simple than plants