Plants use Cellulose for structural support and it is a Polysaccharide.
Explanation:
mutations occur at some time during a person's life and are present only in certain cells, not in every cell in the body. These changes can be caused by environmental factors such as ultraviolet radiation from the sun, or can occur if an error is made as DNA copies itself during cell division.
Because the animals and plants and insects and fungus could be more close
Answer:
False
Explanation:
Candling is used to study the embryo. An intense source of light is placed behind the egg to visualize the internal developments and changes. Here, candle is used as a source of light.
Bacteria and viruses cannot be observed in the light of a candle. However a virus is much smaller as compared to a bacteria and it can be seen only in electron microscope.
Thus, the given statement is false
The answer is basically D
