B. No is correct.
Only the plant cell has A cytoskeleton.
Answer:
A. Has the herbicide caused damage to the corn?
The doppler effect changes the wavelength of the light emitted, depending upon whether source is moving away or coming towards the detector.
Rough endoplasmic reticulum contains ribosomes, while smooth endoplasmic reticulum does not contain ribosomes. The ribosomes are what give rough endoplasmic reticulum its characteristic "roughness."