Answer:
Explanation:
Mechanical advantage is given by the ratio of output force by input force.
= Output force = 
= Input force = 
So,
The mechanical advantage of the pulley's is .
Answer:
The correct answer is - option A. exaggerating them.
Explanation:
The extrapyramidal tracts forms or forms in the brainstem that brings the motor fibers that carry motor signals to the spinal cord. The extrapyramidal that are responsible for the regulation of the autonomic and involuntary control.
lesions in these system cause the exaggerating in the spinal reflexes that regulates the control of muscle tone, posture, and other actions, involuntary.
Thus, the correct answer is - option A.
Answer:Cartilage
Explanation: now bone tissue is called cartilage it colds your bones together when the cartilage is fully grown it then hardens into bone.
B. response to a stimulus
The sunflower is the responding to the sun's light (the stimulus) by bending towards it
Answer:
nothing because the fish would be dead
Explanation:
