Oxygen is the by-product or waste product of photosynthesis. Plants do not make oxygen just for us.
Answer:
Its a male, without down syndrome
Explanation:
The fact that it's a male is indicated from the presence of the Y chromosome. In order for this man to have down syndrome, he would have had 3 chromosomes at 21, which he doesnt, meaning he doesnt have down.
organisms are always in competition for resources such as food and water or simply just for space.
Answer:
best he
Explanation:
try the best answer will be