The ribosome, since all organisms need to synthesize proteins.
active transport in small intestines and passive transport in blood cells
I don't know how to answer the true or false however it can take around 4 weeks in the peak of the summer climate.
The answer is A
This is because 90% of energy is lost when we go up one trophic level. This means that even the the consumers tend to be larger in size, they are fewer in number and need to eat more in order to sustain themselves.