The eubacteria and the archaebacteria
Answer:
Rapid eye movement sleep (REM) may be defined as the the phase of the sleep that are unique to the mammals. This sleep is marked by the muscle tone.
The REM leads to the increase in pressure with deprivation. This leads to the increase in the rapid eye movement and plays an important role in the REM sleep and dreaming of the individual and quite necessary in the adult.
Answer:
Plasma.
Explanation:
Plasma is the liquid component or constituent of the blood after the removal of all the cells and platelets. It is composed of 90% water, coagulation factors like antibodies, electrolytes, proteins , lipids e.t.c which help to maintain the blood PH and osmotic balance of the blood during the process of giving viscosity to the blood. The plasma comprises of 55% of the blood.
A pipette is a thin/narrow glass tube that is used to transfer liquids. A spatula is a steel utensils used to scrape, transfer, and apply powders and pastes. A test tube is a glass or plastic tube that is used for holding, mixing, and heating liquid chemicals. A graduated cylinder is a skinny long cylinder used for measuring volumes. So the instrument that would best suitable for holding a liquid while heating it over a flame is a test tube. so the answer is C.