Answer:
Cell Wall. It is a rigid layer which is composed of cellulose, glycoproteins, lignin, pectin and hemicellulose
Cell membrane. It is the semi-permeable membrane that is present within the cell wall
Explanation:
He never went back to school, so he left school from 15 until death (at age 38).
Answer:
reductionism
Explanation:
This statement of the brain's actions as an explanation of physiological hunger sensation is involved with the concept of reductionism. Reductionism is process of describing or analysing a complex phenomenon by using its sub/simpler constituents. Describing the brains regulation of hunger by using the blood glucose level and an empty stomach is reductionism. The concept of hunger has been reduced to a small unit of explanation, that is, an empty stomach and low blood sugar.
