The answer would be d) phenotype. The phenotype is the physical characteristic while the genotype is the combination of alleles from the parent--basically the part that you can't really see. The color of a flower is prominent, so that would be its phenotype. An organism's phenotype can also include certain behavioral characteristics as well, not just the way it looks! Hope this helped :)
It’s chemical I’m pretty sure
Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products.
Hope this helps...
Answer:
Venus should be b
good luck
Explanation
the order is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune