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:
Answer:
More than 350,000 African Americans served in segregated units during World War I, mostly as support troops. Several units saw action alongside French soldiers fighting against the Germans, and 171 African Americans were awarded the French Legion of Honor.
Explanation:
Answer: B. A community of plants and animals and their physical surroundings
Explanation:
Answer:Ethics is the rational method of deciding what is good for individuals or society.
Explanation:
Technological advances are eliminating jobs related to human labor. This is a real fact and it cannot be denied. Manual labors have decreased with the advancement of technology. The technological advancement has improved the quality of work and time. The increase in speed has catered to the needs of the market at a faster rate and thus the business community has also reaped in major profits.