Both onion<span> and </span>elodea cells<span> had a </span>cell<span> wall and cytoplasm but the </span>onion<span> lacked chloroplasts. 1. </span>Onion<span> is a storage organ for the </span>onion<span> plant. It is underground so it can't do photosynthesis.</span>
D) the nucleotide sequence in its DNA
Answer:
The brackish water adaptation is clearly necessary because the aquatic snails need to live in an environment in which the river system has a higher quantity of salt than what land snails can take. I can determine that the environmental factors influenced the inherited adaptations because the second population has a higher salt concentration in their habitat compared to the initial population.
