The answer is A: Synaptic cleft, motor end plate
Simple organic molecules can be organized into much longer, more complex molecules.
Answer:
Control methods
Biological pest control. Main article: Biological pest control. ...
Cultural control. Cultivation by ploughing exposes insect pests to predators such as black-headed gulls. ...
Trap cropping. Main article: Trap crop. ...
Pesticides. Main article: Pesticide. ...
Hunting. ...
Physical pest control. ...
Poisoned bait. ...
Fumigation.