Answer:
Mitochondria and chloroplasts likely evolved from engulfed bacteria that once lived as independent organisms. At some point, a eukaryotic cell engulfed an aerobic bacterium, which then formed an endosymbiotic relationship with the host eukaryote, gradually developing into a mitochondrion. (nature.com)
Explanation:
A. Transfer RNA... acts like a delivery truck, delivers amino acids to the ribosome for protein synthesis.
Mass and distance affect gravitational force
Venus is often called the sister planet of Earth because of its size, mass, and what its material its made of.
Answer:
b.nuclear energy to heat energy to electrical energy