A is the correct answer, I believe. There are not usually enough doners as there are people who need the organs, so doing this COULD help (though it's gross)
~Hope this helps!
Answer:
Because the ocean reflects off of the sky so technically the sky is white but sense the sun causes the ocean to reflect onto the sky, the sky appears to be blue.
Explanation:
The stamen is the part of the flower that produces pollen.
Answer:
Answer is A. Expression of Cadherin gene in the cell that do not normally adhere to each other( or have low adhesion function).
Explanation:
Not that, the level of Cadherin expression influences the streght of adhesion and the type of Cadherin expressed, in determining the specificity and property of interaction.

Last option: Preserve an ecosystem

• The establishment of a bird reservation is a way to preserve an ecosystem because reservation provides suitable environment to organism. A healthy ecosystem means large number of biodiversity.