2:1 would be the ratio of boys to girls
Answer:
A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another. ... Food webs consist of many interconnected food chains and are more realistic representation of consumption relationships in ecosystems.
Explanation:
Answer:
Theodor Schwann is a german scientists from rhe 1800s
<span>D) tightly packed electrons</span>
