Answer:
A
Explanation:
when light is limited photosynthesis will be slowed so the euglena will prefer to ingest food...light is needed for photosynthesis
A more clear understanding of the world around us.
In 1668, Francesco Redi, an Italian scientist, designed a scientific experiment to test the spontaneous creation of maggots by placing fresh meat in each of two different jars. ... Redi successfully demonstrated that the maggots came from fly eggs and thereby helped to disprove spontaneous generation.
Answer:
Its been used by humans to take the best traits from a species and pass them on like bigger bodies in cows for more meat and bigger muscles in horses for faster racing potential.