Answer:
In the short-term, these artificial sand hills will be destroyed by the elements. Because sand dunes protect inland areas from swells, tides, and winds, they must be protected and defended like national treasures. The ocean and the wind can have an unpredictable, destructive force on coastal regions.
Explanation:
Answer: yolk sac
explanation:
the placenta does not develop for a long time so the alternate way of supplying the developing embryo is through the yolk sac which the embryo can receive nutrients and respiratory gas exchange through which the placenta will be formed later.
C. Stomata
the stomatas are tiny holes which control the plants gas exchange with its environment. the stomata is located on the leaves of a plant
By cells ,tissues and other cell organelles involved
Answer:
The division is a taxonomic rank in classifications of the biological organisms used separately in the botany and zoology kingdom. In the botany, the kingdom division is equivalent to the phylum. They include Marchantiophyta, Anthocerotophyta and other phylum-level groups of organisms.
In the zoological kingdom, division refers to a rank use to superordinate to the cohort and subordinate to the infraclass. Living tetrapods are classified to the rank as Divisions Amniota and Amphibia within the group of fleshy limb vertebrates.
