I'll say C, Science cannot answer difficult question...let me know.
Answer:
Objects able to block all the light are called opaque and will form a shadow. ... The closer an object is to the light source, the larger the shadow it casts. This is because an object closer to the source will block a larger area of the light, increasing its shadow size.
Explanation:
almost any living organisms like animals and humans. Im not so sure about plants though. happy studying! :)
<span>In the lock-and-key model of enzyme action, the "Substrate" fits into the "Active site" of the enzyme
Hope this helps!</span>
They are also called Transform Boundaries