The polarity of water allows it to dissociate ionic and other polar compounds, thus allowing many important chemical reactions to occur. Those reactions are called aqueous reactions. Most of the reactions that sustain life are aqueous with water acting as the "universal solvent".

4 0

2 years ago

Which zone on earth is best describes by its constant warm temperatures

alexandr402 [8]

Answer:

Tropical Zone

Explanation: Its near the equator with warm air masses with the average temperature in the coldest month is 18 °C. This is warmer than the average temperature of the warmest month in the polar zone.

6 0

3 years ago

What tissue has lacunae, calcium salts, and blood vessels? Select one: a. fibrocartilaginous tissue b. areolar tissue c. bone (o

kipiarov [429]

Answer:

c. bone (osseous tissue)

Explanation:

The extracellular matrix of the bone tissue consists of an organic component and an inorganic component.

The organic component includes Collagen , proteoglycans and glycoprotiens, While the inorganic component contains calcium and phopsphorus. The cells are present in the lacunae situated betwen the lamellae and contain a number of oblong spaces.

It also contains blood vessels as a typical long bons is supplied by a nutrient artery , periosteal vessels and epiphyseal arteries.

Hence C is the right answer.

8 0

3 years ago