Answer: a variable is something to be changed or tested
Explanation:
The variable is the thing in an experiment that is changed
Answer:
A trait that gives an organism a reproductive advantage in the current environment
Explanation:
- Adaptations are mutations that helps an organism, such as animals or plants to survive in its environment due to a reproductive advantage.
- Adaptations may be structural or behavioral adaptations. Structural adaptations are features or the physical part of an organism that boosts its survival. Behavioral adaptations on the other hand, are responses made by an organism to help it survive or reproduce.
Well, while it is true that the plant cell wall is rigid it's more important that it stretches. That's how it protects.
False.
<span>Spiders secret sticky strands of silk from spinnerets. Spinnerets are appendages at the end of the spider's abdomen.</span>
Explanation:The main functions of polysaccharides in plants are the protection and energy. If you look carefully, plant cell walls are made up of cellulose and hemicellulose. These two are the major plant polysaccharides that provide rigidity and physical strength the cell wall and the whole plant. :)
