Answer:
B. Hardness
Explanation:
Physical properties of a substance is defined as the properties which can be observed or measured without changing the composition of matter.
Physical properties include odor, appearance, color, texture, boiling point, melting point and many others.
Hardness is a physical property of a substance as it describes the resistance of substance to deformation and can be observed by simple touch or without changing the composition of matter.
While reactivity, toxicity and flammability are chemical properties of substances that change one type of matter into another type.
Hence, the correct option is B.
Answer:
parasympathetic nervous system
I believe It is A because fissure eruptions are common on large volcanoes and also is built up by many layers of hardened lava, tephra, pumice, and volcanic ash.
Answer:
react with antigens and destroy them
The cell will incorporate solvent - water. When a plant cell contains more solutes than its surrounding environment it means that it is in a hypertonic state, the osmotic gradient will increase and the water will tend to enter the cell augmenting the t<span>urgor pressure inside the cell wall. Ultimately, it will cause water to enter the plant and reach the cell.</span>
