Answer:
Dietary fiber refers to a group of substances in plant foods which cannot be completely broken down by human digestive enzymes. This includes waxes, lignin and polysaccharides such as cellulose and pectin. Originally it was thought that dietary fiber was completely indigestible and did not provide any energy.
Explanation:
Answer:
C) Unrestricted whaling could lead to their extinction.
Explanation:
The whaling is a process of hunting and killing whales so as to get the meat, oil and whalebone so that they can be sell it out commercially. The trade of whale resources was firstly in France and Spain in 16th century but they have been spread worldwide. However, the conservation groups worldwide are pushing the restriction on whaling as unrestricted whaling can lead to complete extinction of the whale species from the Earth.
Some common organelles of all cells are plasma membranes, ribosomes, and cytoplasm.
Generally, these vacuoles acquire 80% of the cell space. Vacuole is an important organelle present in the cells of plants, animals, protists, fungi and bacteria. Apart from water, vacuoles also contains different kinds of organic/inorganic molecules, solid materials and enzymes.
