Answer:
A Microtubule organization of spindle fibers.
My best guess would be c because b makes no since we as humans do not have photosynthesis and are considered living organisims, d is also wrong because the brain requires oxygen, and its not a because the brain is made of cells.
Answer:
CO2 overabundant gas have humans accumulated in our atmosphere that has caused the greenhouse effect
It is true that an organism that is asymmetrical can not be divided into identical or mirror images.
The offspring gets half of the required chromosomes from each parent. Human parents would give 23 chromosomes to their child as 23 + 23 = 46 chromosomes.