Answer:
Cellulose is the main substance found in plant cell walls and helps the plant to remain stiff and strong. Humans cannot digest cellulose, but it is important in the diet as a source of fibre.
Explanation:
Any non-living factor that is used or present in an ecosystem
Common ones are sunlight oxygen nitrogen climate temperature pH levels and water
A Joint<span> is where two adjacent bones or cartilages or combinations thereof meet. They provide the mechanism that allows the </span>body<span> to move. They are classified according to their degree of movement as </span>movable<span>, partially </span>movable<span> and immovable </span>joints<span>.</span>
<span>Here are the choices for the question stated above:
a.deserts b.grasslands c.mountains d.rainforests
The answer would be letter d. rainforests.
</span><span>Basing on the animals' webbed foot, it should mean that these animals are good swimmers. Thus, webbed foot enables effective propulsion in water.</span>
Answer:
It occurs in the body in any of the cells except the germ cells. Thus, they are not passed on to children. These are caused by the environmental factors, such as exposure to ultraviolet radiation or to certain chemicals
Explanation:
