The radius of 1.3cm is the zone of inhibition
The answer is that both produce carbohydrates and water.
Plants to do it in a process called photosynthesis, and they produce oxygen as well and sulfur bacteria do it in a process called chemo-synthesis, and they produce sulfur apart from carbohydrates and water.
It's when the fetus starts to grow eyes and feet
Coral does not have a radial symmetry.
radial symmetry - symmetry about a central axis, as in a starfish or a tulip flower.
So, C is the answer.
Hope this helps! :)