Answer:
Capillaries are narrow blood vessels. Blood contains plasma, red blood cells, white blood cells and platelets. Red Blood cells are bi-concave disc which contains hemoglobin that reacts with oxygen and thus oxygen is transported by RBC to the heart where it is distributed to the whole body
Reproductive separation may result in the evolution or speciation of two different species. This hinders the capability of different species to produce an offspring. It also serve as a barrier to maintain integrity of each species wherin gene flow is reduced.
Answer and explanation;
-Paramecium is an entire organism, and has to carry out all of life's function. A cheek cell is just an epithelial cell that doesn't have much because cheek cells are a part of a larger organism, therefore, they don't need to be mobile. Paramecium are free living , thus they need to be able to seek out food on their own.
-Organisms made of more than one cell are called multicellular organisms. The number of cells being less in smaller organisms does not, in any way, affect the functioning of the organisms. therefore a paramecium functions like any other living organism and has to attain activities such as nutrition and reproduction; etc.
Answer:
A pNP concentration range of 0 to 100µM (or 0 to 0.1 mM) is used by making appropriate dilutions from the working stock (preferably in 1ml total volume).
Answer: it's because they need to provide a lot of energy.
Explanation: fat cells have many mitochondria because they store a lot of energy. Muscle cells have many mitochondria, which allows them to respond quickly to the need for doing work.
