The blood consists of a suspension of special cells in a liquid called plasma. In an adult man, the blood is about 1/12th of the body weight and this corresponds to 5-6 litres. Blood consists of 55 % plasma, and 45 % by cells called formed elements. The blood performs a lot of important functions.
The weather and its seasons. Grenada boasts comfortable to hot weather year round. Expect temperatures that range from 32 C during the day in summer to as low as 20 C overnight in winter.
The Caribbean's shoulder season is in late spring and fall when the weather is milder in the north. The weather in the Caribbean is warm with little rainfall, but the islands are less busy than in winter months. You can expect temperatures with average lows in the mid-70s to average highs in the mid-80s.ourism booms from mid-December through mid-April. The winter weather in the Caribbean features little rainfall and has average lows in the low 70s and average highs in the mid-80s. Northern Caribbean destinations' lows are closer to the 60s, while southern islands' lows are in the 70s.